Acute,Right,Obtuse,and Straight Angles

Can an angle be both acute and obtuse?

• Yes, an angle can be both acute and obtuse at the same time.

• No, an angle cannot be both acute and obtuse at the same time.

• An angle can be acute in one context and obtuse in another.

• It depends on the measurement of the angle.

Tags

CCSS.4.G.A.1

What is an acute angle?

• An angle that measures less than 90 degrees.

• An angle that measures exactly 90 degrees.

• An angle that measures more than 180 degrees.

• An angle that measures between 90 and 180 degrees.

Tags

CCSS.4.G.A.1

How can you identify a straight angle?

• It forms a right angle.

• It forms a straight line.

• It is less than 90 degrees.

• It is greater than 180 degrees.

Tags

CCSS.4.G.A.1

What is the relationship between acute, right, obtuse, and straight angles?

• Acute angles are more than 90 degrees, right angles are less than 90 degrees, obtuse angles are exactly 90 degrees, and straight angles are more than 180 degrees.

• Acute angles are less than 90 degrees, right angles are exactly 90 degrees, obtuse angles are more than 90 degrees but less than 180 degrees, and straight angles are exactly 180 degrees.

• Acute angles are exactly 90 degrees, right angles are less than 90 degrees, obtuse angles are more than 180 degrees, and straight angles are less than 90 degrees.

• Acute angles are less than 180 degrees, right angles are more than 90 degrees, obtuse angles are exactly 90 degrees, and straight angles are less than 180 degrees.

Tags

CCSS.4.G.A.1

What is a straight angle?

• An angle that measures exactly 90 degrees.

• An angle that measures exactly 180 degrees.

• An angle that measures less than 90 degrees.

• An angle that measures more than 180 degrees.

Tags

CCSS.4.G.A.1

What type of angle is 45 degrees?

• Acute angle

• Obtuse angle

• Right angle

• Straight angle

Tags

CCSS.4.G.A.1

What happens to the size of an angle as it goes from acute to obtuse?

• It decreases in size to less than 90 degrees.

• It remains the same at 90 degrees.

• It increases in size beyond 90 degrees.

• It fluctuates between acute and obtuse.

Tags

CCSS.4.G.A.1

What is a right angle?

• An angle that measures exactly 90 degrees.

• An angle that measures exactly 45 degrees.

• An angle that measures less than 90 degrees.

• An angle that measures more than 180 degrees.

Tags

CCSS.4.G.A.1

What type of angle is 120 degrees?

• Acute angle

• Right angle

• Obtuse angle

• Straight angle

Tags

CCSS.4.G.A.1

What is an obtuse angle?

• An angle that measures exactly 90 degrees.

• An angle that measures less than 90 degrees.

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

• An angle that measures exactly 180 degrees.

Tags

CCSS.4.G.A.1