In the accomapnying diagram of ABC, BC is extended to D, m<A = 20*, m<ACD = 70*, and m<B = x*. * = degress _ = Arrow over Anyone mind explaining? Value of X.
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Hello, bon22! In the accomapnying diagram of , Find Code: A o * * *20°* * * * * * * 70° B o * * * o * * o D C is an exterior angle of Hence, it equals the sum of the two non-adjacent angles, Therefore: .
A o * * *20°* * * * * * * 70° B o * * * o * * o D C
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