Question

The square below has an area of x2 + 4x + 4 square meters.

What expression represents the length of one side of the square?

Perfect Squares


Write your answer without any spaces. Ex. x+3

Answer 1

the side length is x+2

Answer 2

The side length of a square is the square root of its area. We know that:

x2 + 4x + 4 = (x + 2)2

Therefore, the side length of the square is x + 2