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3 years ago

11

Video DVDs (ignoring the hole in the middle) have an area of 36π cm^2 The formula to calculate the circumference, C, for a circl

e is c=2√Aπ, where A is the area of the circle. What is the circumference of the disc?
12πcrr
18πcrr
24πcrr
30πcrr

1 answer:

PilotLPTM [1.2K]3 years ago

4 0

It's 12π, because √36=6. 6×2= 12 :)

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