alleryمثلث کے دو اندرونی زاویے 40° اور 70° ہیں۔ تیسری چوٹی پر بیرونی زاویہ کیا ہے؟
A150°
B70°
C110°
D140°
Answer & Solution
Correct answer: C. 110°
تیسرا اندرونی زاویہ 70 ڈگری ہے اور اس کا لکیری جوڑا 180 - 70 = 110 ڈگری ہے۔
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