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20 April, 17:13

A circle has a radius of 9 ft.

What is the approximate area of the circle? Use 3.14 to approximate pi. Write the answer to the nearest hundredth.

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Answers (2)
  1. 20 April, 17:17
    0
    Formula for circl area

    pi times radius^2

    pi=aprox 3.14 in this problem

    area=3.14 times radius^2

    radius=9

    area=3.14 times 9^2

    area=3.14 times 81

    area=254.34 square feet or

    254.34 ft^2
  2. 20 April, 17:42
    0
    area of circle = (pi) r^2 so

    9^2=81;

    81*3.14=254.34
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