Question

PLEASE GIVE ME ANSWER I WILL MARK YOU AS BRAINLIST

Answer 1

Answer:

In case of quadrilateral, sum of all the angles is equal to 360.

So add all the three given angles of the quadrilateral and subtract the sum from 360 to get the fourth missing angle.

In case of trianle, sum of all the angles is equal to 180.

So add the two given angles of and subtract the sum from 180 to get the third missing angle.