Alamdar H. answered • 02/20/24
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r = radius = (1/2)(diameter) = 9 in
Circumference = C = πd = 18π in
Area = A = πr2 = 81π in2
Madison W.
asked • 02/18/24Find the exact circumference (in inches) and area (in square inches) of a circle whose diameter has length 18 in.
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2 Answers By Expert Tutors
r = radius = (1/2)(diameter) = 9 in
Circumference = C = 2πr = 18π in
Area = A = πr2 = 81π in2
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