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Mathematics 14 Online
OpenStudy (ajanijones):

HELP. What is the area of this circle? (Express your answer using π.)Diameter = 12 A. A = 6π cm2 B. A = 48π cm2 C. A = 144π cm2 D. A = 36π cm2

OpenStudy (anonymous):

A=36π cm2

OpenStudy (anonymous):

a

OpenStudy (ajanijones):

So is my answer A or D.

OpenStudy (anonymous):

D

OpenStudy (haseeb96):

D. A=36 pi cm^2 is the correct answer solution diameter is the double of radius r= d\2

OpenStudy (anonymous):

i guess it could be d

OpenStudy (ajanijones):

Ok thank you.

OpenStudy (haseeb96):

The formula of Area of circle is r^2 pi now put the values and get the answer .

OpenStudy (haseeb96):

d=12 r=12\2 r=6 since , r^2 pi (6)^2 pi 36 pi cm2

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