3

Set 2: Triangles (Intermediate)

Explanation

Answer: B

PROBLEM

An equilateral triangle has a perimeter of 36. What is the length of each side?

An equilateral triangle has a perimeter of 36. What is the length of each side?

A.

10

B.

12

✓ Correct
C.

11

D.

13

Detailed Explanation

Choice B is the best answer. Each side = 36 / 3 = 12

Why others are wrong:
A: 10 is incorrect because it does not satisfy the equation.
C: 11 is incorrect because it does not satisfy the equation.
D: 13 is incorrect because it does not satisfy the equation.