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What is the radius of a circle that has circumference of 81pi square inches? A. 9 inches B. 18 inches C. 40.5 inches D. 81 inches

What is the radius of a circle that has circumference of 81pi square inches? A. 9 inches B. 18 inches C. 40.5 inches D. 81 inches
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What is the radius of a circle that has circumference of 81pi square inches?

A. 9 inches
B. 18 inches
C. 40.5 inches
D. 81 inches

asked
User Adam Novakovi
by
7.5k points

1 Answer

3 votes
i think the answer is 18 in

answered
User Matthew Merryfull
by
8.5k points
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