Problem 223

Problem 223

The perimeter of a square is 12 in. What is the area of the square?

a. 3 in²

b. 9 in²
c. 16 in²
d. 144 in²

 

Solution

 

Option B

Perimeter = 4a

12 = 4a

a = = 3 in

area = a ² = 3² = 9 in²