Question

2 supplementary angles are in the ratio 4:5, find the angles

Answer 1

Answer:

80 and 100

Step-by-step explanation:

let the angle be 4x and 5x respectively

we know,

4x +5x =180

or,9x = 180

or,x 180/9

x = 20

the angles are

4x = 4*20 = 80

5x= 5* 20 = 100

Answer 2

, please see the picture to understand the situation

hence, solved the question