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16 April, 12:43

Find the area and round to the nearest tenth

d=10 cm a=? cm^2

A=pie r^2 (use 3.14 for pie)

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Answers (2)
  1. 16 April, 14:07
    0
    If you are finding the area of a circle, then use A=pi x radius^2

    A = 3.14 x 5^2 (since 5 is half of 10)

    A = 3.14 x 25

    A=78.50 cm^2
  2. 16 April, 15:09
    0
    10/2=5

    5^2=25

    25x3.14=78.5
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