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OpenStudy (anonymous):
brandy is making a peach pie for her grandmother for Christmas. The diameter of the pie is 12 in. If three-fourths of the area of the pie was eaten after Christmas dinner, what is the area of the top of the pie that is left over? A.113.10in^2 B.56.55in^2 C.28.27in^2 D.226.19in^2
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OpenStudy (anonymous):
three fourths were eaten, then we have still one forth. so the area= (1/4)*r^2*pi we have r=diameter/2=6 area= (1/4)*36*pi=9 pi = c)28.26
OpenStudy (anonymous):
Thankyou!
OpenStudy (anonymous):
you are welcome mate ;)
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