The area of a circular plate is 77.5 sq.m .What is the diameter of the plate?

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The area of a circular plate is 77.5 sq.m .What is the diameter of the plate?

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Brielle 1 month 2021-08-12T16:54:15+00:00 1 Answer 0 views 0

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    2021-08-12T16:55:59+00:00

    Answer:

    10 m

    Step-by-step explanation:

    area of circular plate = πr^2

    77.5=3.14×r^2

    77.5/3.1=r^2

    25=r^2

    +-5m=r

    negative sign will be neglected as radius can never be negative.

    therefore diameter =2r

    d=10m

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