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11 October, 02:14

Use the arc length formula and the given information to find s. Show your work for full credit ... r = 20 ft θ = 19° s = ?

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  1. 11 October, 02:33
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    Given:

    r = 20 ft

    Θ = 19°

    s = ?

    s = rΘ; where angle Θ should be measured in radians

    1 degree = 0.0174533 radian

    19° x 0.0174533 radians/1° = 0.3316127

    s = 20ft * 0.3316127

    s = 6.632254 or 6.63 ft

    The arc length is 6.63 ft.
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