Question

find the unknown angles​

Answer 1

Answer:

To determine to measure of the unknown angle, be sure to use the total sum of 180°. If two angles are given, add them together and then subtract from 180°. If two angles are the same and unknown, subtract the known angle from 180° and then divide by 2.

Answer 2

Answer:

an triangle is of 180 degree each angle is of 60 degree and an rectangle is of 360 degree each angle is of 90 degree