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5 July, 10:43

Select the letter of the best answer choice. Use 3.14 or 22/7 for π

what is the radius of a circle with a circumference on 141.3 ft? Round your answer to the nearest foot.

A) 4.5 ft

B) 2.25 ft

C) 45 ft

D) 22.5 ft

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Answers (1)
  1. 5 July, 11:10
    0
    C = 2πr

    141.3 = 2 (3.14) r

    141.3 = 6.28r

    22.5 = r
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