# An equilateral triangle has a side length of 24 inches. What is its perimeter?

##### 2 Answers

May 9, 2018

72 in.

#### Explanation:

Since this triangle is an equilateral triangle, all sides are equal. You only have to multiply the side you are given by 3. Doing so you get:

Thus, 72 inches is your answer.

**Note:** This only works for equilateral triangles. With isosceles or scalene triangles, you must have the angular quantities to do the problem.

May 9, 2018

#### Explanation:

The perimeter is the sum of the sides of a given shape. We know a few things about our shape:

- We have a triangle, which has
#3# sides - This is an equilateral triangle, meaning the lengths are equal
- One side is
#24# inches

If all of the sides are the same, we are essentially adding

Hope this helps!