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Mathematics 22 Online
OpenStudy (anonymous):

A rectangle is placed around a semicircle as shown below. The width of the rectangle is 4mm. Find the area of the shaded region. Use 3.14 and do not round your answer.

OpenStudy (anonymous):

Vocaloid (vocaloid):

|dw:1433049490812:dw| area of shaded region = area of rectangle - area of semicircle

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