एका त्रिकोणाचे कोन 2:3:4 या प्रमाणात आहेत. सर्वात मोठा कोन कोणता आहे?
A70°
B80°
C60°
D90°
Answer & Solution
Correct answer: B. 80°
9 भागांमध्ये 180 अंश विभागले जातात, त्यामुळे प्रत्येक भाग 20 अंशांचा असतो आणि सर्वात मोठा कोन 4 x 20 = 80 अंश असतो.
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