Find the area of circle with radius 7 cm.

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• A 22 sq. cm
• B 44 cm
• C 44 sq. cm
• D 154 sq. cm

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Answer: D. 154 sq. cm

Area of a circle = pi x r^2 = 22/7 x 7 x 7 = 22 x 7 = 154 sq. cm. 44 cm is the circumference, 2 x 22/7 x 7, not the area.

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