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24 October, 05:51

A jar lid has a diameter of 42 millimeters. What is the circumference of the lid? Use 22/7 for 3.14

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  1. 24 October, 06:08
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    The formula for the circumference of a circle is 3.14 times the diameter,

    so the circumference would be 42 x 3.14

    42mm x 3.14 = 131.88mm

    131.88 milimeters = 13.188 centimeters.
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