a) $r = 15mi$ b) $C = 94.2mi$ c) $A = 706.5mi^2$
Work Step by Step
a) $r = 30\div2 = 15mi$ b) $C = 2*3.14*15 = 94.2mi$ c) $A = 3.14*15^2 = 706.5mi^2$
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