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The formula used to find the area of a circle is (pi)r2.

The radius is half the diameter, so the radius is 6 inches.

The radius squared is 62, or 36 inches squared.

Now, we multiply 36 by pi, or around 3.14.

36 x 3.14= 113.04

The area of the circle is approximately 113.04 inches squared.

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Q: What is the diameter of a circle is 12 inches and what is the area?
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