Question

lines XY and MN intersect at O.
If angle POY = 90 degree
a:b = 2:3 , find c.​

Answer 1

Answer:

let

a+ b = 2y+3y=90

y= 90/5=18

so angle b= 3y=3×18=54

As c= 180-b

=180-54= 126