alleryएक त्रिभुज के कोण 2:3:4 के अनुपात में हैं। सबसे बड़ा कोण क्या है?
A70°
B80°
C60°
D90°
Answer & Solution
Correct answer: B. 80°
कुल 9 भागों का योग 180 डिग्री होता है, इसलिए प्रत्येक भाग 20 डिग्री है और सबसे बड़ा कोण 4 x 20 = 80 डिग्री है।
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