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1 October, 15:23

A roll of tape has a circumference of 14.8 centimeters. The circumference decreases 2.4 centimeters after you use some of the tape. What is the diameter of the roll after you use the tape?

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  1. 1 October, 15:44
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    7.9 centimeters

    Step-by-step explanation:

    14.8 - 2.4 = 12.4 so you now know the new circumference

    12.4/pi = 3.95 which is the new radius

    3.95 x 2 = 7.9 which is the new diameter
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