2

Set 2: Triangles (Advanced)

Explanation

Answer: C

PROBLEM

A right triangle has legs of length 15 and 20. What is the length of the hypotenuse?

A right triangle has legs of length 15 and 20. What is the length of the hypotenuse?

A.

27

B.

24

C.

25

✓ Correct
D.

28

Detailed Explanation

Choice C is the best answer. c squared = 15 squared + 20 squared = 225 + 400 = 625. c = 25

Why others are wrong:
A: 27 is incorrect because it does not satisfy the equation.
B: 24 is incorrect because it does not satisfy the equation.
D: 28 is incorrect because it does not satisfy the equation.