S3arajayem9illeth S3arajayem9illeth

02-09-2016
Mathematics

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Todd wants to make a cheesecake for a birthday party. The recipe calls for a 9-inch diameter round pan. Todd only has square pans. He has an 8-inch square pan, a 9-inch square pan, & a 10-inch square pan. (8x8, 9x9, 10x10) . Which pan comes closest to the area his recipe suggests? Choose one answer. A) 10 inch. B) 8 inch. C) 9 inch .

Respuesta :

andriansp andriansp

06-09-2016

area of round pan=

π*r^2=π*(9/2)^2=π*81/4

approximately 64 in^2 take the square root of 64 to see which square pan approximates this:

sqrt(64in^2)=8in

The answer is option B.

hope this helps

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