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The area of a circle of diameter d is: |
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Answer» ong>ANSWER: Area of Circle Formula Suppose a circle has a RADIUS 'r' then the area of circle = πr2 or πd2/4 in SQUARE units, where π = 22/7 or 3.14, and d is the diameter. Area of circle can be calculated by USING the formulas: Area = π x r2, where 'r' is the radius. |
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