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OpenStudy (anonymous):
Find the perimeter of the following shape.
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OpenStudy (anonymous):
hartnn (hartnn):
diameter of large(dark ) semicircle = 6 so radius r = 3 so half circumference= pi * r = 3pi dia. of smaller circles = 2, so their radius = 1 each half circumference = 1pi = pi so 3 half semicircles = 3pi total perimeter = 3pi + 3pi = 6 pi got this??
OpenStudy (anonymous):
got it..thnx mate
hartnn (hartnn):
welcome :)
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