Answered

What is the area of a circle with a radius of 9 cm? (Express your answer using π.)


A.

81π cm2


B.

18π cm2


C.

324π cm2


D.

9π cm2

Verified Answer :

Nekoneko

Area of a circle= π r^2
π9^2
π*81= 81π
Your answer is A.

It is A because the area of a circle id πr^2 an 9*9=81 81

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