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Geometry 21 Online
OpenStudy (anonymous):

*Area of the base equals* a)8 pi square units b)16 pi square units c) 64 pi square units

OpenStudy (anonymous):

@jordanwhitehead

OpenStudy (anonymous):

@elic2k15

OpenStudy (anonymous):

@UsukiDoll

OpenStudy (anonymous):

@math1234

OpenStudy (usukidoll):

I'm juggling one question back in forth.. so if I'm slow to reply sorry in advanced. Anyway we are given a cylinder |dw:1435669876398:dw|

OpenStudy (anonymous):

It's okay

OpenStudy (usukidoll):

the formula for area of the base of a cylinder is A = pi(r^2)

OpenStudy (anonymous):

Okay. But every time I put it into the calculator it shows: either 39.4384 or 50.24

OpenStudy (usukidoll):

I know.. we don't calculate the pi part.. leave it as is. so if r = 4 what is r^2?

OpenStudy (usukidoll):

looking at the choices... I think it doesn't want you to calculate the pi.. it's just finding the r and then squaring it

OpenStudy (anonymous):

Well then it's just 16

OpenStudy (anonymous):

So it's B?

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