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16 April, 07:36

A circle has a radius of 3 feet. What is the area of a sector bounded by an arc of 90 degrees?

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  1. 16 April, 07:39
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    Step-by-step explanation:

    area of circle=πr²

    area of reqd. sector=πr²/4

    (∵90/360=1/4)

    reqd. area=π*3²/4=9π/4≈ (9*3.14) / 4≈7.065 square feet.
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