4

Set 2: Triangles (Beginner)

Explanation

Answer: A

PROBLEM

A triangle has sides 9, 10, and 8. What is its perimeter?

A triangle has sides 9, 10, and 8. What is its perimeter?

A.

27

✓ Correct
B.

24

C.

26

D.

29

Detailed Explanation

Choice A is the best answer. Perimeter = 9 + 10 + 8 = 27

Why others are wrong:
B: 24 is incorrect because it does not satisfy the equation.
C: 26 is incorrect because it does not satisfy the equation.
D: 29 is incorrect because it does not satisfy the equation.