Question

three angles of a quadrilateral are 100 degree, 85 degree, 95 degree? find the fourth angles.​

Answer 1

Answer:

the fourth angle is 80 degree.

quadrilateral total angle 360

100+95+85+x=360

280+x =360

x=80

Answer 2

Hey mate here is your answer............

let the fourth angle be x

sum of all angles of quadrilateral = 360

100 + 85 + 95 + x = 360

280 + x = 360

x = 80

HOPE IT HELPS YOU .........^_^