Question

Three angle of a quadrialiteral are in ratio 2:5:6 .lf the forth angle is 100 Find the other three angle.

Answer 1

let the angles are 2x , 5x and 6x

now 2x + 5x + 6x + 100 = 360

13x = 260

x = 20

so angles are

40 , 100 , 120

Answer 2

here is your answer...
40°,100°,120°
hope this helps you...