What is the radius of a circle that has a circumference of 81.64 meters? (Use 3.14 for pi ).

What is the radius of a circle that has a circumference of 81.64 meters? (Use 3.14 for pi ).

2 thoughts on “What is the radius of a circle that has a circumference of 81.64 meters? (Use 3.14 for pi ).”

  1. Given,

    circumference of the circle = 81.64 m

    Circumference of a circle = 2πr

    where, r equals radius of the circle

    Circumference of the circle

    = 81.64 = 2 × 3.14 × r

    = 81.64/2 = 3.14r

    = 40.82 / 3.14 = r

    = 14 cm = r

    The radius of the circle is 14 cm.

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