Question

the angle of a quadrilateral are in AP whose common difference is 10 find the angles

Answer 1

Hey mate...

Let the angles be a,a+10,a+20,a+30


So..a+a+10+a+20+a+30=360
4a+60=360
4a=300
a=75..

So..angles are 75,85,95 and 105..

HOPE IT HELPS..☺