Angle Pair Relationships

Full Circle, $$360\degree$$  

Acute Angle, $$0\degree<m\angle AOB<90\degree$$  

Straight Angle, $$m\angle AOB=180\degree$$  

Refex Angles, $$x+y=360\degree$$  

Full Circle, $$360\degree$$  

Acute Angle, $$0\degree<m\angle AOB<90\degree$$  

Obtuse Angle, $$90\degree<m\angle AOB<180\degree$$  

Complementary Angles, $$x+y=90\degree$$  

Right Angle, $$m\angle AOB=90\degree$$  

Straight Angle, $$m\angle AOB=180\degree$$  

Obtuse Angle, $$90\degree<m\angle AOB<180\degree$$  

Vertical Angles, $$x=y$$  

Acute Angle, $$0\degree<m\angle AOB<90\degree$$  

Straight Angle, $$m\angle AOB=180\degree$$  

Obtuse Angle, $$90\degree<m\angle AOB<180\degree$$  

Linear Pair, $$x+y=180\degree$$  

Right Angle, $$m\angle AOB=90\degree$$  

Straight Angle, $$m\angle AOB=180\degree$$  

Obtuse Angle, $$90\degree<m\angle AOB<180\degree$$  

Complementary Angles, $$x+y=90\degree$$  

Full Circle, $$360\degree$$  

Complementary Angles, $$x+y=90\degree$$  

Supplementary Angles, $$x+y=180\degree$$  

Refex Angles, $$x+y=360\degree$$  

Adjacent Angles, $$m\angle AOB+m\angle BOC=m\angle AOC$$  

Complementary Angles, $$x+y=90\degree$$  

Supplementary Angles, $$x+y=180\degree$$  

Refex Angles, $$x+y=360\degree$$  

Vertical Angles, $$x=y$$  

Complementary Angles, $$x+y=90\degree$$  

Supplementary Angles, $$x+y=180\degree$$  

Refex Angles, $$x+y=360\degree$$  

Vertical Angles, $$x=y$$  

Complementary Angles, $$x+y=90\degree$$  

Supplementary Angles, $$x+y=180\degree$$  

Refex Angles, $$x+y=360\degree$$  

Vertical Angles, $$x=y$$  

Complementary Angles, $$x+y=90\degree$$  

Supplementary Angles, $$x+y=180\degree$$  

Refex Angles, $$x+y=360\degree$$