1) 1. What is the Pythagorean Theorem? a) A. a+b=c² b) B. a²+b²=c² c) C. a²–b²=c d) D. 2a+2b=c 2) 2. The Pythagorean Theorem applies only to: a) A. All quadrilaterals b) B. All triangles c) C. Right triangles d) E. Equilateral triangles 3) 3. In a right triangle, the longest side is called the: a) A. Leg b) B. Hypotenuse c) C. Altitude d) D. Median 4) 4. If a triangle has sides 3, 4, and 5, it is a right triangle because: a) A. 3+4=5 b) B. 3²+4²=5 c) C. 3×4=5 d) D. 3–4=1 5) 5. If a=6 and b=8 , what is c? a) A. 10 b) B. 12 c) C. 14 d) D. 16 6) 6. Which of the following is a Pythagorean triple? a) A. 2, 3, 4 b) B. 6, 7, 10 c) C. 5, 12, 13 d) D.8, 8, 8 7) 7. if c= 13 and a= 5, find b. a) A. 10 b) B. 12 c) C. 8 d) D. 6 8) 8. What does the Pythagorean Theorem mainly help you find? a) A. Area of a triangle b) B. Perimeter of a rectangle c) C. Missing side of a right triangle d) D. Volume of a prism 9) 9. If a ladder 15 ft long reaches 9 ft high on a wall, how far is the base of the ladder from the wall? a) A. 10 ft b) B. 12 ft c) C. 18 ft d) D. 6 ft 10) 10 .Which formula is used to check if a triangle is right? a) A. a² + b² = c b) B. a + b² = c² c) C. a² + b² = c² d) D. a² – b² = c2

Grade 8: Pythagorean Theorem?

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