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23 December, 04:02

What is the measure in radians for the central angle of a circle whose radius is 6 cm and intercept arc length is 5. 4 cm?

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  1. 23 December, 04:19
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    Ok, so find circumference

    arc/circumferece=xrad/2pirad

    c=2pir

    c=2pi6

    c=12pi

    arc=5.4cm

    5.4/12pi=x/2pi

    tims both sides by 2pi

    5.4/6=x

    0.9=x

    0.9 radians
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