AnswersCCS District-ACT WorkKeys RemediationArea and PerimeterQuestion 7
7
AssignmentMultiple Choice

Area and Perimeter

Question 7 • CCS District-ACT WorkKeys Remediation

You work for a sign-making company, and you are making a circular sign for a customer. The customer requested that the sign have a radius of 3 feet. Your manager needs to know how much sheet metal will be used to make the sign. Approximately how much sheet metal is needed for the sign?

Answer
A
7.065 square feet
B
9.42 square feet
C
18.84 square feet
D
28.26 square feet
E
113.04 square feet

Explanation

The sign is circular, so find its area with A = πr². With a radius of 3 feet, A ≈ 3.14 × 3² = 3.14 × 9 = 28.26 square feet. Therefore, approximately 28.26 square feet of sheet metal is needed, which is choice D.

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