Angle Classification Measure

Which of the following angles is an acute angle?

• Acute

• Right

• Obtuse

• Straight

• Acute

• Right

• Obtuse

• Straight

Which of the following angles can be considered obtuse?

The measure of ∠Z is (4x – 5)°. If x = 7, find the measure of <Z, then classify the angle.​ ​ (a)  

• 23 degrees, acute

• 23 degrees, straight

• 80 degrees, right

• 18 degrees, acute

This type of Angle measures between 90 and 180 degrees...

• Acute Angle

• Right Angle

• Obtuse Angle

• Straight Angle

Match each object or measure in the first row with its appropriate description in the second row.

• Obtuse

• Acute

• Right

• Acute

• Right

• Obtuse

• Straight

Which tool is best used for measuring the size of an angle?

• Ruler

• Compass

• Protractor

• Caliper

• Right angle

• Straight angle

• Obtuse angle

• Acute angle