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What Is The Length Of The Radius If The Circumference Of The Circle If 50 Cm?

I don't know how to work this problem.

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    The formula of circumference of circle is:

    C=pi d

    pi=3.14
    d is diameter so d=2r

    C=pi 2r
    r=C/2 X pi
    r=50/(2X3.14)
    r=50/6.28
    r=7.96 is the radius.


    0 0

    Zuhail 

    answered 2 years ago

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