Answer:
<B = 83* and x = 5
Explanation:
<D = 83*<CAD = 50* = <BCA<ACD = 180 - (50+83) = 47* = <CAB<B = 180 (sum of interior angles of triangle ABC) - <BCA - <CAB
<B = 180 - 50 - 47 = 83*
AD = BC
5x = 25
x = 5
Hope this helps!
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