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Find the measure of ∠B if ∠A = 5/2 x + 16 ∠B = 7/2 x + 20 ∠C = 3/2 x + 68 ∠D = 3/2 x + 40

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  1. 4 June, 04:44
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    Answer

    b = 104

    Step-by-step explanation:

    A + B + C + D = 360

    after sum

    360 = 9x + 144

    so

    x = 24

    then

    B = (7/2) 24 + 20

    B = 104
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