Question

If two angles of a triangle have measures of 42° and 20°, what is the measure of the third angle?

Answer 1

the answer is 118

every triangle equals 180 so just subtract 180 and the two angles and boom 118 degrees

Answer 2

118°

Explanation:

The sum of a triangle is always gonna be 180°. Adding 42° and 20° you get 62°. When you subtract 180° minus 62° you the third angle which is 118°.