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The radius of a circle is 4.3 inches. Using the formula A ≈ 3r^2, what is the approximate area of the circle?
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The radius of a circle is 4.3 inches. Using the formula A ≈ 3r^2, what is the approximate area of the circle?

User Govert
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The approximate area of the circle would be  55.47 cubic inches. 
User Milind Bankar
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