Question 956477
Complementary angles are either of two angles whose sum is 90°. So, your 2 angles add up to 90°.
1x+3x= 90
4x= 90
x= 90/4= 22.5
Angle 1 = 22.5
Angle 1*3= 22.5*3= 67.5
Check: 22.5+67.5= 90 Correct.