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26-03-2020
Mathematics

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Find the area of a circle that has a radius of 9 mm. Use 3.14 for π.

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thanosvegan thanosvegan

26-03-2020

Answer: 254 cm squared

Step-by-step explanation: The area of a circle is given by formula: πr squared

The area is 3.14 x (9) squared cm squared

9 squared =81

3.14 x 81 = 254. 34 cm squared

Round it to 254 and that's your answer

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