Question

An equilateral triangle is dilated by a scale factor of 3. If a side of the original triangle is 6, what is the measure of a side of the new triangle? A) 2 B) 9 C) 12 D) 15 E) 18

Answer 1

E) 18

Explanation:

Since a side of the original triangle is 6 and the scale factor is 3, you multiply 6x3 to get 18 as your final answer.