Understanding Angle Measurement

What does the image show?

• a line
• a line segment
• a ray
• a point

What does the image show? 
(The whole thing, not just the points)

• a ray
• a line
• a line segment
• a point

What does this image show?

• parallel lines
• perpendicular lines
• intersecting lines
• line segments

Which angle type is pictured?

• Acute
• Right
• Obtuse
• Straight

Which angle type is pictured?

• Acute
• Right
• Obtuse
• Straight

Which type of angle is pictured?

• Acute
• Right
• Obtuse
• Straight

Determine if the angle is acute, obtuse, or straight
132º

• acute
• obtuse
• right

Determine if the angle is acute, obtuse, or straight
90º

• obtuse
• right
• acute

Determine if the angle is acute, obtuse, or straight
86º

• right
• obtuse
• acute

What is an obtuse angle

• It is an angle which is more than 180*

• It is an angle which is less than 90*

• It is an angle which is more than 90*

• It is an angle which is exactly 90*