Angles (Types/Measure)

Identify the type of angle shown....

• Acute

• Obtuse

• Reflex

• Right Angle

Tags

CCSS.4.G.A.1

Identify the type of angle shown....

• Acute

• Obtuse

• Reflex

• Right Angle

Tags

CCSS.4.G.A.1

Identify the type of angle shown....

• Acute

• Obtuse

• Reflex

• Right Angle

Tags

CCSS.4.G.A.1

What is the measurement of a right angle?

• 70
• 80
• 90
• 180

Tags

CCSS.4.G.A.1

Name this type of angle.

• acute

• right

• obtuse

• none of the above

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

What is the definition of a right angle?

• An angle that is open less than a right angle and has a measure less than 90 degrees.

• An angle that forms a square corner and has a measure of 90 degrees.

• An angle that is open more than a right angle but less than a straight angle. This angle measures between 90 and 180 degrees.

• Lines that never intersect.

Tags

CCSS.4.G.A.1

What is the definition of an acute angle?

• Lines that intersect to form right angles.

• An angle that is open more than a right angle but less than a straight angle. This angle measures between 90 and 180 degrees.

• An angle that forms a square corner and has a measure of 90 degrees.

• An angle that is open less than a right angle and has a measure less than 90 degrees.

Tags

CCSS.4.G.A.1

What is the definition of an obtuse angle?

• An angle that is open more than a right angle but less than a straight angle. This angle measures between 90 and 180 degrees.

• An angle that forms a square corner and has a measure of 90 degrees.

• An angle that is open less than a right angle and has a measure less than 90 degrees.

• Lines that intersect to form right angles.

Tags

CCSS.4.G.A.1

What is this a picture of?

• Right angle

• Parallel lines

• Acute angle

• Obtuse angle

Tags

CCSS.4.G.A.1

Define Straight Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180