jaz1412 jaz1412

07-09-2016
Mathematics

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taylot is making a cookie cake that has a diameter of 15 in what is the area of a fourth of the cake?

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apologiabiology apologiabiology

07-09-2016

circle since diameter
area=pir^2
d/2=r
15/2=7.5=r
area=pi7.5^2
area=pi56.25
1/4 of that
56.25pi times 1/4=14.0625pi

answer is 14.0625pi in^2 or aprox 44.1786375 in^2

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