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OpenStudy (anonymous):
The semicircles are congruent to one another with a diameter of 4 inches. What is the perimeter of the sign?
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OpenStudy (anonymous):
OpenStudy (anonymous):
please help : (
OpenStudy (phi):
I see people are trying to help. the question asks to find the perimeter (that is the length around the figure) if we ignore the top and bottom for the moment, what is the total length of the 2 sides?
OpenStudy (anonymous):
8 ?
OpenStudy (anonymous):
or would that be 40? since one side is 20
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OpenStudy (phi):
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