Question

5. Emily had a play yard for her daughter Grace. It was shaped like a quare and had an area of 100 square feet. What is the perimeter of the play yard A. 10 feet C. 30 feet B. 20 feet D. 40 feet

Answer 1

Answer

Option D is correct.

Perimeter = 40 feet

Explanation

Area of a square is given as

Area = L²

where

Area = 100 square feet

L = Length of the square = ?

Area = L²

100 = L²

Take the square root of both sides

10 = L

L = 10 feet

Perimeter of a square is given as

Perimeter = 4L

Perimeter = 4 (10)

Perimeter = 40 feet

Hope this Helps!!!