Classifying and Measuring Angles

What is the unit of measurement used for angles?

• Liters

• Centimeters

• Degrees

• Meters

Tags

CCSS.4.MD.C.6

What total degree value does a full circle represent?

• 180 degrees

• 360 degrees

• 90 degrees

• 270 degrees

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Which angle is exactly 90 degrees?

• Obtuse

• Acute

• Right

• Straight

Tags

CCSS.4.G.A.1

An angle less than 90 degrees is classified as:

• Obtuse

• Acute

• Right

• Straight

Tags

CCSS.4.G.A.1

How can you visually identify a right angle?

• It is exactly 180 degrees

• It appears wider than 90 degrees

• It forms a square corner

• It is less than 90 degrees

Tags

CCSS.4.G.A.1

What tool is used to measure angles in the assignment?

• Ruler

• Compass

• Protractor

• Caliper

Tags

CCSS.4.MD.C.6

What should the combined degrees of two angles forming a straight line add up to?

• 270 degrees

• 90 degrees

• 180 degrees

• 360 degrees

Tags

CCSS.4.MD.C.7

Which angle is greater than 90 but less than 180 degrees?

• Straight

• Right

• Acute

• Obtuse

Tags

CCSS.4.G.A.1

When using a protractor, where should you align the zero?

• Where the angle opens

• On the straight edge

• At the base of the angle

• At the tip of the angle

Tags

CCSS.4.MD.C.6

What is the correct way to measure an angle with a protractor when the angle opens to the right?

• Estimate visually

• Use the midpoint

• Use the outer scale

• Use the inner scale

Tags

CCSS.4.MD.C.6