Question

An equilateral triangle measures 3½ inches on one side. What is the perimeter of the triangle?

Answer 1

it is 11 because you multiple 3.5 times 4

Answer 2

The answer is

`10(1)/(2)`

Explanation:

An equilateral triangle means all sides are equal.

If one side equals

`3 (1)/(2)`

that means all side equals

`3 (1)/(2)`

`Add \\ 3 (1)/(2) + 3 (1)/(2) + 3 (1)/(2) = 10 (1)/(2)`