Police Math Test Police Math Area and Perimeter Calculations 3

Question 1

A room is 14 feet by 8 feet. If carpet costs $2 per square foot, what is the total cost to carpet the room?

Accepted Answer

$224

Answer

Area = 14 × 8 = 112 square feet; cost = 112 × $2 = $224.

Question 2

A square parking space has a perimeter of 48 feet. What is the length of one side?

Accepted Answer

12 feet

Answer

A square has 4 equal sides, so each side = 48 ÷ 4 = 12 feet.

Question 3

A rectangular evidence room has an area of 96 square feet and a width of 8 feet. What is its length?

Accepted Answer

12 feet

Answer

Length = area ÷ width = 96 ÷ 8 = 12 feet.

Question 4

Two rectangular zones, each 10 feet by 6 feet, must be searched. What is their combined area?

Accepted Answer

120 square feet

Answer

Each zone = 10 × 6 = 60 sq ft; two zones = 120 square feet.

Question 5

A barricade forms an equilateral triangle with each side measuring 11 feet. What is its perimeter?

Accepted Answer

33 feet

Answer

Perimeter = 3 × 11 = 33 feet since all three sides are equal.

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