8

Set 1: Triangles (Intermediate)

Explanation

Answer: B

PROBLEM

A right triangle has legs of length 8 and 15. What is the length of the hypotenuse?

A right triangle has legs of length 8 and 15. What is the length of the hypotenuse?

A.

14

B.

17

✓ Correct
C.

20

D.

19

Detailed Explanation

Choice B is the best answer. c squared = 8 squared + 15 squared = 64 + 225 = 289. c = 17

Why others are wrong:
A: 14 is incorrect because it does not satisfy the equation.
C: 20 is incorrect because it does not satisfy the equation.
D: 19 is incorrect because it does not satisfy the equation.