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20 July, 18:52

Work out the area of the circle if the diameter is 9m give the answer to 2 dp

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Answers (2)
  1. 20 July, 20:35
    0
    63.62m2

    Step-by-step explanation:

    Area is given by: πD²/4

    Where D (diameter) = 9m

    Area=π*9²/4

    Area=63.617m²

    In two Decimal places it will be 63.62m²
  2. 20 July, 22:33
    0
    Area = 254.47 to 2 dp

    Step-by-step explanation:

    A=πr2

    A = 9 x 9 π

    A = 81 π

    A = 254.469004941

    A = 254.47 to 2 dp
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