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Mathematics 20 Online
OpenStudy (anonymous):

A circular pool has radius 4.3 meters. You want to build a walkway all the way around it, with a width of 0.6 meters. Estimate the area of the walkway (to the nearest tenth of a square meter).

OpenStudy (anonymous):

So you have a circle with radius 4.3 which is inside a circle with radius 4.6. So find the area of both and subtract the smaller area of the walkway and then make sure to round correctly.

OpenStudy (anonymous):

4.9 not 4.6 sorry typo

OpenStudy (anonymous):

it should be 3.78 meters squared

OpenStudy (anonymous):

...thats not one of the multiple choice options

OpenStudy (anonymous):

what are your options

OpenStudy (anonymous):

wait nvm i had to square 3.78 because the answers were in meters

OpenStudy (anonymous):

im very sorry here. answer should be 17.34

OpenStudy (anonymous):

It is (pi*4.9^2)-(pi*4.3^2)

OpenStudy (anonymous):

ok thanks

OpenStudy (anonymous):

Yea, i just accidentally punched the wrong numbers in the calculator

OpenStudy (anonymous):

(*cough cough*) feel free to fan me up

OpenStudy (amistre64):

if you gotta beg for fans, you aint doing something right :)

OpenStudy (amistre64):

id share someof mine, but they seem stuck to me....

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