Question

Jared wrote an equation for the perimeter of an equilateral triangle as 3x = 20. What does x represent in his equation? perimeter of the triangle area of the triangle side length of the triangle height of the triangle.

Answer 1

side length of the triangle

Explanation:

The perimeter of a triangle is the sum of the sides

For an equaliateral triangle all sides are the same length

if x = length

perimeter = x + x + x = 3x

Answer 2

side length of the triangle

Explanation:

The perimeter of a triangle is the sum of the sides

For an equaliateral triangle all sides are the same length

if x = length

perimeter = x + x + x = 3x