Question

The angle of a triangle are in the ratio 2 is to 7 is to 11 and angles are

Answer 1

let the ratio of triangle be2x 7x & 11x
sum of all angles=180°
A/Q
2x+7x+11x=180°
20x=180°
x=180°÷20
x=9
2x=2×9=18
7x=7×9=63
11x=11×9=99