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Mathematics 16 Online
OpenStudy (anonymous):

A semicircle has a diameter of 18 centimeters. What is its area? (Use 3.14 http://media01.owotw.com/g_mat06_2011/8/img_semicircle_area.gif 1017.36 cm2 56.52 cm2 127.17cm2 113.04 cm2

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