George makes large cookies. These cookies are 18 inches in diameter. How much icing will he need to cover the top of each cookie?
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OpenStudy (ledah):
use area of a circle?
OpenStudy (anonymous):
ok so i do 3.14159 * 9 * 9
And get 254.46879
Then what do i do?
OpenStudy (ledah):
hold on the might not even need a formula.. this is confusing...
OpenStudy (anonymous):
lol ok
OpenStudy (ledah):
Its kinda dumb how they ask something like this.... its asking how much yet... how much icing do you have to start out with?.... this question is a fail...
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OpenStudy (anonymous):
Well the answers to choose from are....
18pi inSquare
324pi InSquare
81pi InSquare
9pi InSquare
OpenStudy (ledah):
That helps.. o_o
OpenStudy (ledah):
Would you need less icing to cover the cookie anyway?
OpenStudy (anonymous):
idk. im so confused by this question.
OpenStudy (ledah):
imagine a cookie 18inches in diameter. now would you need alot of icing to cover it or a little? or the 18 inches to cover the cookie
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OpenStudy (anonymous):
quite a bit of icing.
OpenStudy (ledah):
Nope.. You would either need less icing or about the same.