Question

if the ratio between two complementy angle 2:3then find they angles

Answer 1

let 2x and 3x
2x+3x = 90°
5x = 90°
x = 90°/5
x = 18°

2x = 2*18 = 36°
3x = 3*18 = 54°

Answer 2

2:3
=2x+3x

=2x+3x= 90 deg.
=5x=90 deg.
=x=90/5
=x=18

2x= 2×18= 36
3x= 3×18= 54

Therefore the angles are 36&54

Hope it helps u.