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What is the area of a circle with a diameter of 64millimeters?

Anonymous

∙ 12y ago

Updated: 10/17/2024

A = Ï€r2, where A is area, Ï€ is pi (3.14159), and r is radius

r = 1/2d, where d is diameter

r = 1/2(64mm) = 32mm

A = Ï€ r2 = 3.14159 x (32mm)2 = 3217 mm2 (3200 with 2 significant figures)

Wiki User

∙ 12y ago

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