8
Answer: BSet 5: Triangles (Intermediate)
Explanation
PROBLEM
Evidence indicates that an equilateral triangle has a perimeter of 33. What is the length of each side?
An equilateral triangle has a perimeter of 33. What is the length of each side?
A.
10
B.✓ Correct
11
C.
9
D.
14
Detailed Explanation
[Variation 4] Choice B is the best answer. Each side = 33 / 3 = 11
Why others are wrong:
A: 10 is incorrect because it does not satisfy the equation.
C: 9 is incorrect because it does not satisfy the equation.
D: 14 is incorrect because it does not satisfy the equation.