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OpenStudy (anonymous):
i'll medal please help
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OpenStudy (anonymous):
OpenStudy (anonymous):
please help
OpenStudy (anonymous):
can someone explain how to do it and not just give me the answer please
OpenStudy (anonymous):
@mathstudent55
OpenStudy (anonymous):
circumference of a semicircle: (1/2) x pi x d where d is the diameter
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OpenStudy (anonymous):
so what is the diameter of the semicircle?
OpenStudy (ybarrap):
What is r here? That's that's the hardest part of the problem. |dw:1434406738797:dw|
OpenStudy (ybarrap):
What is the relationship between r and 3 ?
OpenStudy (ybarrap):
|dw:1434406911440:dw|
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