Question

A farmer needs to construct a square fence with an area of 121 square feet to hold farm animals. how long does each side of the fence have to be to fulfill his 121 square foot requirement?

Answer 1

The side length of the square is 11 feet.

Explanation:

Let S = side length

Let A = area

`A = S^(2)\\121 = S^(2)\\√(121) =\sqrt{S^(2) } \\S = 11`