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Grade: 12th pass
        
एक त्रिभुज A B C में ∠C =3∠B=2(∠A+∠B) है। त्रिभुज के तीनो कोण ज्ञात कीजिये। 
one month ago

Answers : (1)

Arun
16186 Points
							
Dear student
 
We can write all angles in terms of A or any other angle
 
C = 3 B
3B = 2A + 2 B
 
Hence
 
B = 2A
C = 6A
Hence
 
As
A+ B + C = 180°
9A = 180 °
A = 20°
 
Now you can calculate all the other angles
one month ago
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