Exploring Types of Angles and Their Properties

What is the total degree measure of a circle?

• 360 degrees

• 270 degrees

• 180 degrees

• 90 degrees

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B

Which angle is exactly 90 degrees?

• Right angle

• Obtuse angle

• Acute angle

• Reflex angle

Tags

CCSS.4.G.A.1

What is the degree measure of an angle that forms a complete circle?

• 360 degrees

• 90 degrees

• 180 degrees

• 270 degrees

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B

What type of angle is less than 90 degrees?

• Obtuse angle

• Straight angle

• Acute angle

• Right angle

Tags

CCSS.4.G.A.1

An angle that is more than 90 degrees but less than 180 degrees is called?

• Obtuse angle

• Right angle

• Reflex angle

• Acute angle

Tags

CCSS.4.G.A.1

Which tool is used to measure angles?

• Caliper

• Compass

• Ruler

• Protractor

Tags

CCSS.4.MD.C.6

How do you align an angle with a protractor for measurement?

• Place the protractor anywhere on the angle

• Align the midpoint of the hypotenuse with the protractor's center

• Align the base of the angle with the top edge of the protractor

• Align the vertex with the protractor's center

Tags

CCSS.4.MD.C.6

What marks a right angle in diagrams?

• An arrow

• A dotted line

• A small square at the vertex

• A small circle at the vertex

Tags

CCSS.4.G.A.1

What is a straight angle's degree measure?

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B

Which angle is larger than 180 degrees but less than 360 degrees?

• Reflex angle

• Straight angle

• Obtuse angle

• Acute angle

Tags

CCSS.4.G.A.1