The Pythagorean Theorem. If a and b are the lengths of the legs of a right triangle and c is the length of the hypotenuse, then the sum of the squares of the lengths of the legs is equal to the square of the length of the hypotenuse. This relationship is represented by the formula: In the box above, you may have noticed the word “square ... 11 The Pythagorean Theorem Key Concepts Theorem 8-1 Pythagorean Theorem In a right triangle, the sum of the squares of the lengths of the legs is equal to the square of the length of the hypotenuse. a2 +b2 =c2 a b c 1. 32 ±42 ≠52 2. 52 ±122 ≠132 62 ±82 ≠102 42 ±42 ≠(4 )"2 2 Check Skills You’ll Need GO for Help Vocabulary Tip ... Jun 15, 2022 · This is the Pythagorean Theorem with the vertical and horizontal differences between (x1,y1) and (x2,y2). Taking the square root of both sides will solve the right hand side for d, the distance. (x1 −x2)2 + (y1 −y2)2− −−−−−−−−−−−−−−−−−√ = d. This is the Distance Formula. The following problems show how ... Here's how to use Pythagorean theorem: Input the two lengths that you have into the formula. For example, suppose you know one leg a = 4 and the hypotenuse c = 8.94.We want to find the length of the other leg b.; After the values are put into the formula, we have 4² + b² = 8.94².; Square each term to get 16 + b² = 80.; Combine like terms to …The Pythagorean Theorem is a mathematical relationship between the sides of a right triangle, given by a2 +b2 = c2 a 2 + b 2 = c 2, where a and b are legs of the triangle and c is the hypotenuse of the triangle. Vertex. A vertex is a point of intersection of the lines or rays that form an angle.Pythagorean Theorem formula shown with triangle ABC is: a^2+b^2=c^2 . Side c is known as the hypotenuse. The hypotenuse is the longest side of a right triangle. Side a and side b are known as the adjacent sides. They are adjacent, or next to, the right angle. You can only use the Pythagorean Theorem with right triangles. For example,This relationship is useful because if two sides of a right triangle are known, the Pythagorean theorem can be used to determine the length of the third side. Referencing the above diagram, if. a = 3 and b = 4. the length of c can be determined as: c = √ a2 + b2 = √ 32+42 = √ 25 = 5. It follows that the length of a and b can also be ...In mathematics, the Pythagorean theorem or Pythagoras' theorem is a fundamental relation in Euclidean geometry between the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse (the side opposite the right angle) is equal to the sum of the areas of the squares on the other two sides. 8: Pythagorean Theorem and Irrational Numbers. 8.2: The Pythagorean Theorem. 8.2.1: Finding Side Lengths of Triangles.Unit test. Test your understanding of Pythagorean theorem with these % (num)s questions. The Pythagorean theorem describes a special relationship between the sides of a right triangle. Even the ancients knew of this relationship. In this topic, we’ll figure out how to use the Pythagorean theorem and prove why it works. Unit test. Test your understanding of Pythagorean theorem with these % (num)s questions. The Pythagorean theorem describes a special relationship between the sides of a right triangle. Even the ancients knew of this relationship. In this topic, we’ll figure out how to use the Pythagorean theorem and prove why it works. Brush up on your trigonometry skills as you measure and calculate the sides, angles, and ratios of every kind of triangle. By triangulating your understanding of the Pythagorean theorem, coordinate planes, and angles, you'll be yet another degree prepared for Algebra 2. Pythagorean theorem. The sum of two sqares whose sides are the two legs (blue and red) is equal to the area of the square whose side is the hypotenuse (purple). The Pythagorean Theorem is an important mathematical theorem that explains the final side of a right angled triangle when two sides are known. In any right triangle, the area of the ...15 Pythagoras Theorem Questions And Practice Problems (KS3 & KS4) Pythagoras Theorem questions involve using the relationship between the sides of a right angled triangle to work out missing side lengths in triangles. Pythagoras Theorem is usually introduced towards the end of KS3 and is used to solve a variety of problems …Figure 2.2.1.2 2.2.1. 2. Note that the angle of depression and the alternate interior angle will be congruent, so the angle in the triangle is also 25∘ 25 ∘. From the picture, we can see that we should use the tangent ratio to find the ground distance. tan25∘ d = 15000 d = 15000 tan25∘ ≈ 32, 200 ft tan 25 ∘ = 15000 d d = 15000 tan ...You probably know it better as a2 + b2 = c2. Here are two applications of this theorem. Example 1.1. Is a triangle with sides of 5, 12, and 13 a right triangle? Solution: Any triangle is right iff a2 + b2 = c2. Since 52 + 122 = 25 + 144 = 169 = 132, then the given triangle is a right triangle. Students learn another proof of the Pythagorean Theorem involving areas of squares off of each side of a right triangle. Another proof of the converse of the Pythagorean Theorem is presented to students, which requires an understanding of congruent triangles. With the concept of square roots firmly in place, students apply the Pythagorean ... Angle Bisector Theorem. An angle bisector cuts an angle exactly in half. One important property of angle bisectors is that if a point is on the bisector of an angle, then the point is equidistant from the sides of the angle. This is called the Angle Bisector Theorem. In other words, if BD−→− B D → bisects ∠ABC ∠ A B C, BA−→− ...The Pythagorean Theorem is a mathematical relationship between the sides of a right triangle, given by a2 +b2 = c2 a 2 + b 2 = c 2, where a and b are legs of the triangle and c is the hypotenuse of the triangle. Vertex. A vertex is a point of intersection of the lines or rays that form an angle.8: Pythagorean Theorem and Irrational Numbers. 8.2: The Pythagorean Theorem. 8.2.4: The Converse.0:03 The Pythagorean Theorem; 0:37 Right Triangles; 1:12 The Sides; 2:32 Application; 5:01 Lesson Summary; Save Timeline ... SAT Subject Test Mathematics Level 1: Practice and Study GuideName _____ enVision ™ Geometry • Teaching Resources 8-1 Additional Practice Right Triangles and the Pythagorean Theorem For Exercises 1 – 9, find the value of x. Write your answers in simplest radical form. 1. 4. 7. 2. 5. 8. 3. 6. 9. 10. Simon and Micah both made notes for their test on right triangles. The Pythagorean Theorem is a special property of right triangles that has been used since ancient times. It is named after the Greek philosopher and mathematician Pythagoras who lived around 500 500 BCE. Remember that a right triangle has a 90° 90° angle, which we usually mark with a small square in the corner. 8.RI.1 Cite the textual evidence that most strongly supports an analysis of what the text says explicitly as well as inferences drawn from the text. MATHEMATICS Geometry 8.G.B.7 Apply the Pythagorean Theorem to determine unknown side lengths in right triangles in real-world context and mathematical problems in two and three dimensions. SCIENCEHere is a right triangle, where one leg has a length of 5 units, the hypotenuse has a length of 10 units, and the length of the other leg is represented by g g. Figure 8.2.3.6 8.2.3. 6. Start with a2 +b2 = c2 a 2 + b 2 = c 2, make substitutions, and solve for the unknown value. Remember that c c represents the hypotenuse: the side opposite the ... Mar 27, 2022 · A Pythagorean number triple is a set of three whole numbers a,b and c that satisfy the Pythagorean Theorem, \(a^2+b^2=c^2\). Pythagorean Theorem: The Pythagorean Theorem is a mathematical relationship between the sides of a right triangle, given by \(a^2+b^2=c^2\), where a and b are legs of the triangle and c is the hypotenuse of the triangle. Angles. Triangles. Medians of triangles. Altitudes of triangles. Angle bisectors. Circles. Free Geometry worksheets created with Infinite Geometry. Printable in convenient PDF format.To do problem 1.1, you have to use the Pythagorean theorem. If you will remember that says a^2 + b^2 = c^2, with a and b being the legs of a right triangle, meaning the two sides that share the right angle, and c being the hypotenuse (the longer side). We have two values, one leg with a value of 2, and the hypotenuse with a value of 7.Our resource for enVisionmath 2.0: Additional Practice Workbook, Grade 8 includes answers to chapter exercises, as well as detailed information to walk you through the process step by step. With Expert Solutions for thousands of practice problems, you can take the guesswork out of studying and move forward with confidence. Our resource for enVisionmath 2.0: Additional Practice Workbook, Grade 8 includes answers to chapter exercises, as well as detailed information to walk you through the process step by step. With Expert Solutions for thousands of practice problems, you can take the guesswork out of studying and move forward with confidence. Name _____ enVision ™ Geometry • Teaching Resources 8-1 Additional Practice Right Triangles and the Pythagorean Theorem For Exercises 1 – 9, find the value of x. Write your answers in simplest radical form. 1. 4. 7. 2. 5. 8. 3. 6. 9. 10. Simon and Micah both made notes for their test on right triangles.Use the Pythagorean Theorem. The Pythagorean Theorem is a special property of right triangles that has been used since ancient times. It is named after the Greek philosopher and mathematician Pythagoras who lived around 500 BCE. Remember that a right triangle has a 90° angle, which we usually mark with a small square in the …The famous theorem by Pythagoras defines the relationship between the three sides of a right triangle. Pythagorean Theorem says that in a right triangle, the sum of the squares of the two right-angle sides will always be the same as the square of the hypotenuse (the long side). In symbols: A2 +B2 = C2 2 But anyway, just granted that a right triangle is a side that has at least-- well, let me say a right triangle is a triangle that has only one side that's at 90 degrees. And if you have a right triangle, what the Pythagorean theorem allows you to do is if I give you a right triangle and I give you two of the sides, we can figure out the third side.Learn more at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!The Pythagorean Theorem relates to the three sides of a right triangle. It states that c2=a2+b2, C is the side that is opposite the right angle which is referred to as the hypotenuse. A and b are the sides that are adjacent to the right angle. The theorem simply stated is: the sum of the areas of two small squares equals the area of the large one.According to the Pythagorean theorem, the square of the hypotenuse of a right triangle is equal to the sum of the squares of the legs, or a2 + b2 = c2. In this two-page geometry worksheet, students will practice using the Pythagorean theorem to find missing leg lengths and missing hypotenuse lengths on right triangles. This eighth-grade ...Angle Bisector Theorem. An angle bisector cuts an angle exactly in half. One important property of angle bisectors is that if a point is on the bisector of an angle, then the point is equidistant from the sides of the angle. This is called the Angle Bisector Theorem. In other words, if BD−→− B D → bisects ∠ABC ∠ A B C, BA−→− ...The Pythagorean Theorem In a right triangle, the sum of the squares of the lengths of the legs equals the square of the length of the hypotenuse. If the three whole numbers ab, , and c satisfy the equation a2 + 2b = c2, then the numbers …To do problem 1.1, you have to use the Pythagorean theorem. If you will remember that says a^2 + b^2 = c^2, with a and b being the legs of a right triangle, meaning the two sides that share the right angle, and c being the hypotenuse (the longer side). We have two values, one leg with a value of 2, and the hypotenuse with a value of 7.Theorem 4.4.2 (converse of the Pythagorean Theorem). In a triangle, if the square of one side is equal to the sun of the squares of the other two sides then the triangle is a right triangle. In Figure 4.4.3, if c2 = a2 + b2 then ABC is a right triangle with ∠C = 90 ∘. Figure 4.4.3: If c2 = a2 + b2 then ∠C = 90 ∘. Proof.Standard Explain a proof of the Pythagorean Theorem and its converse. 8.G.B.6 Teaching Point A proof is a sequence of statements that establish a universal truth. The Pythagorean Theorem must be proved in order to ensure it will always allow us to determine side lengths of right triangles. Possible Misconceptions and Common MistakesProblem 1. Read the examples of statements and their converses shown below. If it is raining outside, then the ground is wet. If the ground is wet, then it is raining outside. If an animal is a cat, it has 4 legs. If an animal has 4 legs, it is a cat. If you are between the ages of 13 and 19, then you are a teenager. a) d) 8) A right triangle has legs of 52.6 cm and 35.7 cm. Determine the length of the triangle’s hypotenuse. 9) A right triangle has a hypotenuse of 152.6 m. The length of one of the other sides is 89.4 m. Determine the length of the third side. 10) For each of the following, the side lengths of a triangle are given.15 Pythagoras Theorem Questions And Practice Problems (KS3 & KS4) Pythagoras Theorem questions involve using the relationship between the sides of a right angled triangle to work out missing side lengths in triangles. Pythagoras Theorem is usually introduced towards the end of KS3 and is used to solve a variety of problems …Use the Pythagorean Theorem. The Pythagorean Theorem is a special property of right triangles that has been used since ancient times. It is named after the Greek philosopher and mathematician Pythagoras who lived around 500 500 BCE. Remember that a right triangle has a 90° 90° angle, which we The two most basic types of trigonometric identities are the reciprocal identities and the Pythagorean identities. The reciprocal identities are simply definitions of the reciprocals of the three standard trigonometric ratios: sec θ = 1 cos θ csc θ = 1 sin θ cot θ = 1 tan θ (1.8.1) (1.8.1) sec θ = 1 cos θ csc θ = 1 sin θ cot θ = 1 ...May 19, 2023 · You may also need to use the Pythagorean theorem to find the length of the third side of a right triangle. Proportions in triangles are a fundamental concept in geometry. In order to solve 7-5 additional practice problems related to proportions in triangles in Envision Geometry, it is important to have a solid understanding of the properties of ... Math > 8th grade > Geometry > Pythagorean theorem Use Pythagorean theorem to find right triangle side lengths Google Classroom Find the value of x in the triangle shown below. Choose 1 answer: x = 28 A x = 28 x = 64 B x = 64 x = 9 C x = 9 x = 10 D x = 10 Stuck? Review related articles/videos or use a hint. Report a problem Loading... Jun 15, 2022 · Using the Pythagorean Theorem. 1. Figure 4.32. 2. a = 8, b = 15, we need to find the hypotenuse. 82 + 152 = c 2 64 + 225 = c 2 289 = c 2 17 = c. Notice, we do not include -17 as a solution because a negative number cannot be a side of a triangle. 2. Figure 4.32. 3. Use the Pythagorean Theorem to find the missing leg. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere. Remember that a right triangle has a 90 ° 90 ° angle, marked with a small square in the corner. The side of the triangle opposite the 90 ° 90 ° angle is called the hypotenuse and each of the other sides are called legs. The Pythagorean Theorem tells how the lengths of the three sides of a right triangle relate to each other.Pythagoras Theorem Statement. Pythagoras theorem states that “In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides“.The sides of this triangle have been named Perpendicular, Base and Hypotenuse. Here, the hypotenuse is the longest side, as it is opposite to the angle 90°. The sides of a …8 1 Additional Practice Right Triangles And The Pythagorean Theorem Answers Integrated Arithmetic and Basic Algebra Bill E. Jordan 2004-08 A combination …Nov 28, 2020 · The Pythagorean Theorem is a mathematical relationship between the sides of a right triangle, given by \(a^2+b^2=c^2\), where a and b are legs of the triangle and c is the hypotenuse of the triangle. Pythagorean Triple: A Pythagorean Triple is a set of three whole numbers a,b and c that satisfy the Pythagorean Theorem, \(a^2+b^2=c^2\). Right ... adjacent to the 30° angle, using a leg as one side. along its diagonal, and measure the length of the. Extend the base so that it intersects the new side. Discuss diagonal to the nearest millimeter. why this forms an equilateral triangle. Objectives. 1 To use the properties of 45°-45°-90° Triangles.Our resource for enVisionmath 2.0: Additional Practice Workbook, Grade 8 includes answers to chapter exercises, as well as detailed information to walk you through the process step by step. With Expert Solutions for thousands of practice problems, you can take the guesswork out of studying and move forward with confidence. Use the Pythagorean Theorem. The Pythagorean Theorem is a special property of right triangles that has been used since ancient times. It is named after the Greek philosopher and mathematician Pythagoras who lived around 500 BCE. Remember that a right triangle has a 90° angle, which we usually mark with a small square in the corner.A very fancy word for a very simple idea. The longest side of a right triangle, the side that is opposite the 90 degree angle, is called the hypotentuse. Now that we know the Pythagorean theorem, let's actually use it. Because it's one thing to know something, but it's a lot more fun to use it. So let's say I have the following right triangle.Pythagorean theorem. The equation for the Pythagorean theorem is. a 2 + b 2 = c 2. where a and b are the lengths of the two legs of the triangle, and c is the length of the hypotenuse. [How can I tell which side is the hypotenuse?]A very fancy word for a very simple idea. The longest side of a right triangle, the side that is opposite the 90 degree angle, is called the hypotentuse. Now that we know the Pythagorean theorem, let's actually use it. Because it's one thing to know something, but it's a lot more fun to use it. So let's say I have the following right triangle.Converse of Pythagoras’ theorem: If c2 = a2 + b2 then C is a right angle. There are many proofs of Pythagoras’ theorem. Proof 1 of Pythagoras’ theorem For ease of presentation let = 1 2 ab be the area of the right‑angled triangle ABC with right angle at C. A …A 3-4-5 right triangle is a triangle whose side lengths are in the ratio of 3:4:5. In other words, a 3-4-5 triangle has the ratio of the sides in whole numbers called Pythagorean Triples. This ratio can be given as: Side 1: Side 2: Hypotenuse = 3n: 4n: 5n = 3: 4: 5. We can prove this by using the Pythagorean Theorem as follows: ⇒ a 2 + b 2 = c 2.The Pythagorean Theorem is a special property of right triangles that has been used since ancient times. It is named after the Greek philosopher and mathematician Pythagoras who lived around [latex]500[/latex] BCE. Remember that a right triangle has a [latex]90^\circ [/latex] angle, which we usually mark with a small square in the corner. Our resource for enVisionmath 2.0: Additional Practice Workbook, Grade 8 includes answers to chapter exercises, as well as detailed information to walk you through the process step by step. With Expert Solutions for thousands of practice problems, you can take the guesswork out of studying and move forward with confidence. Construct the circumcenter or incenter of a triangle. 2. Construct the inscribed or circumscribed circle of a triangle. Lesson 5-3: Medians and Altitudes. 1. Identify medians, altitudes, angle bisectors, and …The Pythagorean Theorem is used to find the length of one of the legs or the hypotenuse. You may also determine if a triangle is a right triangle by plugging its side lengths into the formula and solving. If it creates a solution, it is a right triangle. The formula is: a 2 + b 2 = c 2. In the “real world” one application might be to find ... Pythagorean theorem in 3D. Each vertical cross-section of the triangular prism shown below is an isosceles triangle. What is the vertical height, h , of the triangular prism? Round your answer to the nearest tenth. The height is units. Stuck? Review related articles/videos or use a hint. Learn for free about math, art, computer programming ...Unit test. Test your understanding of Pythagorean theorem with these % (num)s questions. The Pythagorean theorem describes a special relationship between the sides of a right triangle. Even the ancients knew of this relationship. In this topic, we’ll figure out how to use the Pythagorean theorem and prove why it works.The three sides of a right triangle are related by the Pythagorean theorem, which in modern algebraic notation can be written + =, where is the length of the hypotenuse (side opposite the right angle), and and are the lengths of the legs (remaining two sides). Pythagorean triples are integer values of ,, satisfying this equation. This theorem was …According to the Pythagorean theorem, the square of the hypotenuse of a right triangle is equal to the sum of the squares of the legs, or a2 + b2 = c2. In this two-page geometry worksheet, students will practice using the Pythagorean theorem to find missing leg lengths and missing hypotenuse lengths on right triangles. This eighth-grade ...A very fancy word for a very simple idea. The longest side of a right triangle, the side that is opposite the 90 degree angle, is called the hypotentuse. Now that we know the Pythagorean theorem, let's actually use it. Because it's one thing to know something, but it's a lot more fun to use it. So let's say I have the following right triangle.Theorems 8-1 and 8-2 Pythagorean Theorem and Its Converse Pythagorean Theorem If a triangle is a right triangle, then the sum of the squares of the lengths of the legs is …Perimeter: P = a + b + c. Area: A = 1 2bh, b=base,h=height. A right triangle has one 90° angle. The Pythagorean Theorem In any right triangle, a2 + b2 = c2 where c is the length of the hypotenuse and a and b are the lengths of the legs. Properties of Rectangles. Rectangles have four sides and four right (90°) angles.The Pythagorean Theorem. If a and b are the lengths of the legs of a right triangle and is the length of the hypotenuse, then the sum of the squares of the lengths of the legs is equal to the square of the length of the hypotenuse. This relationship is represented by the formula: a2 + b2 = c2. The two most basic types of trigonometric identities are the reciprocal identities and the Pythagorean identities. The reciprocal identities are simply definitions of the reciprocals of the three standard trigonometric ratios: sec θ = 1 cos θ csc θ = 1 sin θ cot θ = 1 tan θ (1.8.1) (1.8.1) sec θ = 1 cos θ csc θ = 1 sin θ cot θ = 1 ...In mathematics, the Pythagorean theorem or Pythagoras' theorem is a fundamental relation in Euclidean geometry between the three sides of a right triangle.It states that the area of the square whose side is the …A right-angled triangle follows the Pythagorean theorem so let’s check it. Sum of squares of two small sides should be equal to the square of the longest side. so 10 2 + 24 2 must be equal to 26 2. 100 + 576 = 676 which is equal to 26 2 = 676. Hence the given triangle is a right-angled triangle because it is satisfying the Pythagorean theorem.8-1 1. Plan What You’ll Learn • To use the Pythagorean Theorem • To use the Converse of the Pythagorean Theorem Check Skills You’ll Need Square the lengths of the sides of each triangle.What do you notice? 753 GO for Help Skills Handbook, p. A 1. 1. 32 42 52 ± ≠ m 3 5 m 2. 52 122 132 ± ≠ B C 4 m 2. A 13 in. 5 in. C B 12 in. . . . 6.G.A.1 — Find the area of right triangles, other triangles, special quadrilaterals, and polygons by composing into rectangles or decomposing into triangles and other shapes; apply these techniques in the context of solving real-world and mathematical problems. 7.G.B.6 — Solve real-world and mathematical problems involving area, volume and ... Q9. If the square of the hypotenuse of an isosceles right triangle is 98cm, find the length of each side. Q10. A triangle has a base of 5 cm, a height of 12 cm and a hypotenuse of 13 cm. Is the triangle right-angled? …Jun 15, 2022 · Figure 4.27.1 4.27. 1. Pythagorean Theorem: Given a right triangle with legs of lengths a and b and a hypotenuse of length c c, a2 +b2 = c2 a 2 + b 2 = c 2. The converse of the Pythagorean Theorem is also true. It allows you to prove that a triangle is a right triangle even if you do not know its angle measures. Pythagorean theorem. The equation for the Pythagorean theorem is. a 2 + b 2 = c 2. where a and b are the lengths of the two legs of the triangle, and c is the length of the hypotenuse. [How can I tell which side is the hypotenuse?]Remember that a right triangle has a 90 ° 90 ° angle, marked with a small square in the corner. The side of the triangle opposite the 90 ° 90 ° angle is called the hypotenuse and each of the other sides are called legs. The Pythagorean Theorem tells how the lengths of the three sides of a right triangle relate to each other.Use the Pythagorean Theorem. The Pythagorean Theorem is a special property of right triangles that has been used since ancient times. It is named after the Greek philosopher and mathematician Pythagoras who lived around 500 BCE. Remember that a right triangle has a 90° angle, which we usually mark with a small square in the …8.RI.1 Cite the textual evidence that most strongly supports an analysis of what the text says explicitly as well as inferences drawn from the text. MATHEMATICS Geometry 8.G.B.7 Apply the Pythagorean Theorem to determine unknown side lengths in right triangles in real-world context and mathematical problems in two and three dimensions. SCIENCEName _____ enVision ™ Geometry • Teaching Resources 8-1 Additional Practice Right Triangles and the Pythagorean Theorem For Exercises 1 – 9, find the value of x. Write your answers in simplest radical form. 1. 4. 7. 2. 5. 8. 3. 6. 9. 10. Simon and Micah both made notes for their test on right triangles.Pythagorean Theorem formula shown with triangle ABC is: a^2+b^2=c^2 . Side c is known as the hypotenuse. The hypotenuse is the longest side of a right triangle. Side a and side b are known as the adjacent sides. They are adjacent, or next to, the right angle. You can only use the Pythagorean Theorem with right triangles. For example,Pythagorean Theorem: In a right triangle, the sum of squares of the legs a and b is equal to the square of the hypotenuse c. a 2 + b 2 = c 2 We can use it to find the length of a side of a right triangle when the lengths of the other two sides are known. 12.1 Independent Practice – The Pythagorean Theorem – Page No. 379Pythagorean theorem with isosceles triangle. Multi-step word problem with Pythagorean theorem. Pythagorean theorem challenge. Math > High school geometry > Right triangles & trigonometry > ... Problem. A monument in the shape of a right triangle sits on a rectangular pedestal that is 5 ...Since \(8^{2}+15^{2}=64+225=289=17^{2}\), any triangle with side lengths 8, 15, and 17 must be a right triangle. Together, the Pythagorean Theorem and its converse provide a one-step test for checking to see if a triangle is a right triangle just using its side lengths.Use the Pythagorean Theorem. The Pythagorean Theorem is a special property of right triangles that has been used since ancient times. It is named after the Greek philosopher and mathematician Pythagoras who lived around 500 BCE. Remember that a right triangle has a 90° angle, which we usually mark with a small square in the ….