Question

If an angle is four times its supplement, how much each of them measure

Answer 1

supplement and complement of an angles are (180-0)^0 and (90-0)^0.

$hope \: helps$

Answer 2

Let angle Be X. And Its Supplement be Y.

Now Givem. X=4Y (1)

But X+Y=180°
=4Y+Y=180° ( from(1) )
=5Y=180°
→Y=180/5
→Y=36°

so X=4(36°)=144°( from (1) )