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Mathematics 14 Online
OpenStudy (anonymous):

Can someone check this question im stuck on? ( Find the diameter question)

OpenStudy (anonymous):

OpenStudy (anonymous):

I keep getting the wrong answer to this one. I dont understand how to make it correct.

OpenStudy (ivettef365):

find the circumference then divide by 2, because is half a circle

OpenStudy (anonymous):

the circumference? Would that be 32?

OpenStudy (ivettef365):

no, why is 32 the answer??

OpenStudy (anonymous):

you said half a circle. and half the circle is 32 in the picture.

OpenStudy (ivettef365):

C = 2pi .r C = 2 x pi x 16 C = 32pi (32 x 3.14) = ???? / 2

OpenStudy (anonymous):

3215.36/2 ?

OpenStudy (ivettef365):

32 is the diameter, that does not means is half the circle

OpenStudy (anonymous):

I still get the wrong answer. Theres something im not getting here.

OpenStudy (ivettef365):

32 x 3.14 is equal to what ????

OpenStudy (anonymous):

100.48

OpenStudy (ivettef365):

good, now divide it by 2

OpenStudy (anonymous):

50.24

OpenStudy (anonymous):

So my answer is 50

OpenStudy (ivettef365):

ok so that is the answer

OpenStudy (anonymous):

thanks!

OpenStudy (ivettef365):

yw :)

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