单选题In triangle ABC, what is the value of y?A35°B50°C65°D75°E70°

单选题
In triangle ABC, what is the value of y?
A

35°

B

50°

C

65°

D

75°

E

70°


参考解析

解析:
已知∠A的补角为105°,可得∠A=75°,根据三角形的内角和为180°,可知y=180°-75°-35°=70°。

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