Find the radius and diameter of a circle whose circumference is 31.4 cm. Also find its area. (Take )

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Find the radius and diameter of a circle whose circumference is 31.4 cm. Also find its area. (Take )

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Nevaeh 2 weeks 2021-07-22T06:59:07+00:00 1 Answers 0 views 0

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    2021-07-22T07:00:19+00:00

    Step-by-step explanation:

    Diameter of the circle is equal to two times the radius

    I.e D=2×r−−−−(1)

    Given the circumference of the circle

    C=31.4

    ⇒2πr=31.4

    ⇒r=31.42π

    ⇒r=31.42×3.14=5cm

    Substituting in equation (1) we ge

    D=2×5=10cm

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