Play with this applet to learn how to find the missing angle in the triangle. If you need help, scroll to the bottom of this page.
Duane Habecker, Created with GeoGebra
Q1: What is the measure of the missing angle in this triangle?
Q2: What is the measure of the missing angle in this triangle?
Q3: What is the measure of the missing angle in this triangle?
Add the two given angles. Then subtract the sum from 180° to find the missing angle.