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Mathematics 16 Online
OpenStudy (anonymous):

can some people help with circumference? medal and fan

OpenStudy (anonymous):

I can try..What do you need help with?

OpenStudy (anonymous):

What is the approximate circumference of a semicircle with a radius of 35 inches? A.1923.25 inches B.219.8 inches C.109.9 inches D.54.95 inches

OpenStudy (anonymous):

Circumference of a semicircle is basically half the circumference of the circle. Your formula would be \[C = 1/2 (2 \pi r)\] If you don don't know where to plug it in your givens let me know.

OpenStudy (anonymous):

i dont know

OpenStudy (anonymous):

hey can i get that message later i have to go ill reply to it later.

OpenStudy (anonymous):

thanks for helping me though

OpenStudy (anonymous):

Ok so you use the formula. \[C = 1/2 (2 \pi r)\] \[C = 1/2 ( 2 \pi 35)\] \[C = 109.9\] Therefore your answer would be 109.9 inches

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