Find the Missing Angle on a Line

Find the missing angle on a line. Sample:

Take a look at these angles. Notice that they form a straight angle. Find the missing angle.

 

 

 

Duane Habecker, 03/14/2010, Created with GeoGebra

 

Self-check


Q1: What is the measure of the missing angle?

[show answer]


Q2: What is the measure of the missing angle?

[show answer]


Q3: What is the measure of the missing angle?

[show answer]


 

Last modified: Sunday, 19 April 2020, 10:37 AM