2 years ago

A circle has an area of 50 square meters. Which answer is closest to the measure of its diameter?

1 answer:

5 0

A=pi *r^2=pi *(D/2)^2=3,14*D^2/4
⇒D^2=4*A/3,14=4*50/3,14=200/3,14≈63,7

D≈V63,7

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