Question

Two angles of a quadrilateral are 150`and 30`. The other two angles are equal. Find the measure of each angle?​

Answer 1

sum of quadrilateral is 360°

Step-by-step explanation:

150°+30°+x+x=360°

180°+2x=360°

2x=360°-180°

2x=180°

x=180°/2

x=90°

measure of each angle is 90°