Question

Find measure of two coplementry angles if they are in ratio 4:5.? explain it.

Answer 1

complementary angle sum=90
ratio=4:5
ratio sum=9

4s part=

90 x 4/9=40(9 goes 10 times in 90.then 4x would be 10 x 4 = 40)

5s part=

90 x 5/9=50

therefore the angles are=40&50


(I hope this is what you need.THANK YOU.)