Question

ans this india's bright students​

Answer 1

Step-by-step explanation:

let a be the smaller angle and b be the bigger number

if a=x

then b=x+18

and if they are supplementary angles

a+b=180

x+x+18=180

2x=162

x=81

so a=x=81

a=81

and b=x+18=99

b=99