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8 March, 23:03

A circle with circumference 18 has an arc with a 120° central angle. What is the length of the arc?

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  1. 8 March, 23:29
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    6

    Step-by-step explanation:

    A circle is 360 degrees

    The central angle is 120 degrees

    120/360 = 1/3

    The arc is 1/3 of the circle or 1/3 of the circumference

    1/3 * 18 = 6
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