March 28, 2017

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A circle has a radius of 3 feet and a central angle DEF that measures 60°. What is the length of the intercepted arc DF? Use 3.14 for pi and round your answer to the nearest tenth.

  • geometry - ,

    Wouldn't the arc length simply be 1/6 of the circumference? ( 60°/360° = 1/6 )

    Circumf. = (1/6)(2π)(3) , from C = 2πr
    = ....

    I will let you do the arithmetic.

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