Reading a Protractor

What is an obtuse angle?

• An angle that measures more than 90 degrees, but less than degrees 180 degrees.
• An angle that measures less than 90 degrees.
• An angle that measures 90 degrees.
• An angle that measures 180 degrees. 

Tags

CCSS.4.G.A.1

What is a right angle?

• An a angle that measures more than 90 degrees.
• An angle that measures less than 90 degrees.
• An angle that measures exactly 90 degrees.
• An angle that measures 180 degrees. 

Tags

CCSS.4.G.A.1

What is a straight angle?

• An angle that measures more than 90 degrees.
• An angle that measures less than 90 degrees.
• An angle that measures exactly 90 degrees.
• An angle that measures exactly 180 degrees. 

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

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

• 56 degrees.
• 180 degrees.
• 142 degrees.
• 97 degrees. 

Tags

CCSS.4.MD.C.6

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

• 78 degrees.
• 11 degrees.
• 190 degrees.
• 58 degrees. 

Tags

CCSS.4.MD.C.6

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

• 11 degrees.
• 40 degrees.
• 67 degrees.
• 168 degrees. 

Tags

CCSS.4.MD.C.6

_{What is the measure of the angle?}

• 110 degrees. 
• 140 degrees.
• 150 degrees.
• 170 degrees. 

Tags

CCSS.4.MD.C.6

Measure to the nearest 10 degrees.

• 10^°
• 20°
• 170°
• 160°

Tags

CCSS.4.MD.C.6

What is the measure of the angle shown in the picture?

• 30 degrees
• 35 degrees
• 140 degrees
• 145 degrees

Tags

CCSS.4.MD.C.6