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23 May, 13:55

What is the measure of angle A in the triangle?

a (2x-10). b 70 c (x+30)

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  1. 23 May, 14:02
    0
    A = 50 degrees

    Step-by-step explanation:

    180-70=110

    110-30=80

    80+10=90

    3x=90

    x=30

    2*30-10=50
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