Question

two supplementary angle of a triangle are in ratio 5:6:7 find the angle​

Answer 1

let the angle of triangle be 5x, 6x, 7x .

5x+ 6x+ 7x = 180 ( angle sum property).

18x = 180

x = 180/ 18

x = 10 .

5x= 5×10 = 50°

6x= 6×10 = 60°

7x = 7×10= 70°.