Solve the problem.If m?x = 38° in the following figure, find the measures of ?w, ?y, and ?z. 
A. m?z = 38°, m?w = m?y = 142°
B. m?z = 38°, m?w = m?y = 52°
C. m?z = 52°, m?w = m?y = 142°
D. m?z = 142°, m?w = m?y = 38°
Answer: A
Mathematics
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