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chelsie5 chelsie5
  • 20-03-2017
  • Mathematics
Answered

I have no idea how to do it. Can y'all help me?

I have no idea how to do it. Can y all help me? class=

Verified Answer :

Anonymous Anonymous
  • 20-03-2017

Diameter: 40 inches
Area: 3.142020
Circumprince: 3.14*40

Answer Link
apologiabiology
apologiabiology apologiabiology
  • 20-03-2017

diameter=radius times 2
circumference=diameter times pi
area=pi times radius^2


so
given
radius=20 inches
diameter=20 times 2=40 inches
circumference 40 times pi=40pi inches
area=pi times 20^2=pi times 400=400pi square inches

Answer Link

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