The measures of two angles in a triangle are 48° and 71°. What is the measure of the third angle?

Mathematics · Middle School · Tue Nov 03 2020

Answered on

Given : 

Two angles of triangle are 48° and 71°.

We know sum of interior angles of triangle is 180°

Let the third angle be x.

Then, x + 48° + 71° = 180°

x = 180° - 139°

x = 41°

 

Hence, the third angle is 41°.