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A: A circle has a circumference of 45 cm. What is the BEST estimate of the circle’s diameter?
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1 vote
A: A circle has a circumference of 45 cm. What is the BEST estimate of the circle’s diameter?

User Digijay
by
8.7k points

1 Answer

4 votes

Answer:

D ≈ 14.32 cm

Explanation:

C = 2πR, or C=πD

D=C/π = 45/π ≈ 14.32 cm

User Forivall
by
8.4k points
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