Measuring angles with a protractor

What is the measurement of this angle?

• 104°

• 94°

• 86°

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CCSS.4.MD.C.6

CCSS.4.MD.C.7

What is the measurement of this angle?

• 165°

• 15°

• 135°

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CCSS.4.MD.C.6

What type of angle is this?

• Acute

• Obtuse

• Right

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What is the measurement of this angle?

• 66°

• 54°

• 126°

• 134°

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CCSS.4.MD.C.6

What type of angle is this?

• Obtuse

• Acute

• Right

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CCSS.4.G.A.1

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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. 

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CCSS.4.G.A.1

CCSS.4.MD.C.5

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

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

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Angles are measured using a ______.

• compass
• protractor
• ruler
• prospector

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CCSS.4.MD.C.6

_{What is the measure of the angle?}

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

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CCSS.4.MD.C.5

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• 55^o

• 65^o

• 125^o

• 135^o

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