Q94 ;UPTET Feb 2016,p1
- Option : C
- Explanation : Let the angles of triangle be 2x, 3x and 4x, respectively.
According to the question,
2x + 3x + 4x = 180°
9x = 180°
x = 20°
Then, angles are
2 x 20° = 40° 3 x 20° = 60° and 4 x 20° = 80°
So, the required angles are 40°, 60° and 80°.
