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guajiro [1.7K]
2 years ago
9

A circle has an area of 127 cm?. Find its circumference. (Round your answer to the

Mathematics
2 answers:
Sonja [21]2 years ago
5 0

Answer:

39.95

Step-by-step explanation:

Karolina [17]2 years ago
4 0

≈39.95

A Area  

127

d

r

r

r

d

d

C

A

Using the formulas

A=πr2

C=2πr

Solving forC

C=2πA=2·π·127≈39.94908

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