# ASVAB Mathematics Knowledge Practice: Squares and Rectangles

If you take a look around, you can see squares and rectangles everywhere. In fact, they’re so popular that you’ll even find them on the Mathematics Knowledge subtest on the ASVAB.

These questions may ask you to find the area or perimeter of a square or rectangle, so you should memorize the appropriate formulas.

## Practice questions

- Find the area:
**A.**72 sq. ft.

**B.**60 sq. ft.

**C.**18 sq. ft.

**D.**None of the above - Find the perimeter:
**A.**60 ft.

**B.**100 ft.

**C.**37.5 ft.

**D.**75 ft.

## Answers and explanations

- The correct answer is
**Choice (A).**The formula for the area of a rectangle is

*A*=*lw*, with*A*representing area,*l*representing length, and*w*representing width. Remember that area is measured in square feet. - The correct answer is
**Choice (D).**The formula for the perimeter of a rectangle is

*P*= 2*l*+ 2*w*(or*P*= 2(*l*+*w*)), with*P*representing perimeter,*l*representing length, and*w*representing width. In this case: