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8 March, 07:20

Find the area of circles with radii of 1, 2, and 4 centimeters. Then predict how the area of a circle changes when the radius is doubled.

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  1. 8 March, 10:17
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    A = Pi r squared so ...

    3.14 x 1 squared is 3.14

    3.14 x 2 squared is 12.56

    3.14 x 4 squared is 50.24

    and a prediction cant be wrong
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