Measuring Angles with Wedges

A wedge is used to measure an angle. Four of the wedges would represent a straight angle. How many total wedges can be used to represent an acute angle?

• 1 wedge

• 1 or 2 wedges

• 3 or 4 wedges

• 2 or 3 wedges

A wedge is used to measure an angle. Six of the wedges would represent a full angle. How many total wedges can be used to represent an obtuse angle?

• 1 or 2 wedges

• 2 or 3 wedges

• 3 or 4 wedges

• 4 or 5 wedges

An angle is shown. What is the measure of the angle shown?

• The angle is less than 90°. The angle is acute.

• The angle is more than 90°. The angle is acute.

• The angle is less than 90°. The angle is obtuse.

An angle is shown. What is the measure of the angle shown?

• The angle is less than 90°. The angle is acute.

• The angle is more than 90°. The angle is acute.

• The angle is less than 90°. The angle is obtuse.

What type of angle is more than 90°?

• A) Acute

• B) Right

• C) Straight

• D) Obtuse

Use the protractor shown to measure ∠ABC. What is the measure, in degrees, of ∠ABC?

• 135°

• 140°

• 145°

• 50°

What is X?

• A) 15

• B) 25

• C) 35

• D) 45