Question

Find the perimeter of a circle if it's area is
${706.5 \: cm}^{2}$
​

Answer 1

Answer:

perimeter of circle is 94.22 cm

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Answer 2

Using the formulas

A=πr2

C=2πr

Solving forC

C=2πA=

2·π·706.5≈94.22389cm