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Svet_ta [14]
3 years ago
5

The area of a circle is 4π ft². What is the circumference, in feet? Express your answer in terms of \piπ.

Mathematics
1 answer:
maxonik [38]3 years ago
4 0

Answer:

C = 4 pi ft

Step-by-step explanation:

The area of a circle is given by

A = pi r^2

Solving for r

4 pi = pi r^2

Dividing each side by pi

4 = r^2

Taking the square root of each side

sqrt(4) = sqrt(r^2)

2 = r

Now we can find the circumference

C = 2 * pi *r

C = 2*pi*2

C = 4 pi ft

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