Classifying Angles

An angle that is exactly 90 degrees.

• right
• acute
• obtuse
• straight

Tags

CCSS.4.G.A.1

An angle that is exactly 180^o.

• right
• acute
• obtuse
• straight

Tags

CCSS.4.G.A.1

An angle that is less than 90^o.

• right
• acute
• obtuse
• straight

Tags

CCSS.4.G.A.1

An angle that is more than 90^o and less than 180^o.

• right
• acute
• obtuse
• straight

Tags

CCSS.4.G.A.1

An angle that measures 76^o.

• right
• acute
• obtuse
• straight

Tags

CCSS.4.G.A.1

This angle is an example of what type of angle?

• right
• acute
• obtuse
• straight

Tags

CCSS.4.G.A.1

_{What is the measure of the following angle?}  

• 21 degrees.
• 34 degrees.
• 70 degrees.
• 172 degrees. 

Tags

CCSS.4.MD.C.6

An angle that is exactly 180^o.

• right
• acute
• obtuse
• straight

Tags

CCSS.4.G.A.1