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College math

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in a circle of radius 7m, find the length of the arc subtended by a central angle of 42.0degrees

  • College math - ,

    2πR*(42/360)

    R=radius

  • College math - ,

    circumference = 14π

    so

    arc/14π = 42/360
    arc = 14π(42/360) = appr 5.13 m

  • College math - ,

    Thank you both!

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