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21 December, 03:19

In ΔGHI, h = 510 inches, ∠G=25° and ∠H=122°. Find the length of g, to the nearest inch.

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  1. 21 December, 03:24
    0
    254.16inches

    Step-by-step explanation:

    Using sine rule

    g/sin25=510/sin122

    Sin25=0.4226

    Sin122=0.8480

    g/0.4226=510/0.8480

    Cross multiply

    0.8480g=0.4226 x 510

    0.8480g=215.526

    Divide both sides by 0.8480

    g=215.526/0.8480

    g=254.16
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