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The diameter of a circle is 9 in. Find its area to the nearest tenth. schoology

The diameter of a circle is 9 in. Find its area to the nearest tenth. schoology
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The diameter of a circle is 9 in. Find its area to the nearest tenth.

schoology

The diameter of a circle is 9 in. Find its area to the nearest tenth. schoology-example-1
User Gilberto
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Area of a circle is pi * radius squared. As diameter is 9 the radius is 4.5. 4.5 squared is 20.25. 20.25 times pi is 63.62 (63.6 to the nearest tenth)
User Piro
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