Finding missing angles/ vocabulary

When two or more angles add up to 90 degrees (Right Angle) they are called what?

• Supplementary Angles

• Complementary Angles

• Vertical Angles

• Adjacent Angles

When two or more angles add up to 180 degrees (Straight Angle) they are called what?

• Supplementary Angles

• Complementary Angles

• Vertical Angles

• Adjacent Angles

How many degrees are in a Complementary Angle?

(hint: its a right angle)

•  $60\degree$  

•  $90\degree$  

•  $120\degree$  

•  $180\degree$  

How many degrees are in a Supplementary Angle?

(hint: its a straight angle)

•  $60\degree$  

•  $90\degree$  

•  $120\degree$  

•  $180\degree$  

Which angle could be an acute angle? (hint: look at the picture)

• $42\degree$

• $90\degree$

• $117\degree$

• $180\degree$

Which angle could be an obtuse angle? (hint: look at the picture)

• $42\degree$

• $90\degree$

• $117\degree$

• $180\degree$

Which picture shows a Complementary AND Adjacent relationship?

• 
• 
• 
• 

Which picture shows a Complementary relationship?

(select ALL that apply)

• 
• 
• 
• 

Which picture shows a Supplementary relationship?

(select ALL that apply)

• 
• 
• 
• 
• 

Which picture shows a Supplementary AND adjacent relationship?

• 
• 
• 
• 
•