Measuring Angles

Define Obtuse

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Define Acute

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Define Right Angle

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Define Straight

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Right, acute, or obtuse?

• Acute
• Right
• Obtuse

Right, acute, or obtuse?

• Right
• Acute
• Obtuse

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

• 10 degrees.
• 40 degrees.
• 67 degrees.
• 168 degrees. 

_{What is the measure of the angle?}

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

Which could be the measurement of an acute angle?

• 0
• 35
• 180
• 90

Tags

CCSS.4.G.A.1

What could be the measurement of an obtuse angle?

• 90
• 20
• 130
• 180

Tags

CCSS.4.G.A.1