Types of Angles and Triangles Quiz

Which of the following angles is an acute angle?

• 90°

• 120°

• 45°

• 180°

Tags

CCSS.4.G.A.1

If you see an open book with its pages forming an angle greater than 90° but less than 180°, what type of angle is it?

• Right angle

• Acute angle

• Obtuse angle

• Straight angle

Tags

CCSS.4.G.A.1

A clock shows the time as 3:00. What type of angle is formed between the hour and minute hands?

• Acute

• Right

• Obtuse

• Straight

Tags

CCSS.4.G.A.1

Which of the following objects forms a right angle?

• A fully opened door

• A square piece of paper

• A slice of pizza with a sharp tip

• A leaning tower

Tags

CCSS.4.G.A.1

If an angle measures 180°, what type of angle is it?

• Acute

• Right

• Obtuse

• Straight

Tags

CCSS.4.G.A.1

When measuring an angle, where should you place the center of the protractor?

• Anywhere on the paper

• At the vertex of the angle

• Along one side of the angle

• At the midpoint of the protractor

Tags

CCSS.4.MD.C.6

If an angle measures 85°, how is it classified?

• Acute

• Right

• Obtuse

• Straight

Tags

CCSS.4.G.A.1

You measure an angle and find it to be 95°. What type of angle is it?

• Acute

• Right

• Obtuse

• Straight

Tags

CCSS.4.G.A.1

If an angle is 30° smaller than a right angle, what is its measure?

• 30°

• 45°

• 60°

• 90°

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

An angle measures 130°. Which of the following angles is greater than this angle?

• 120°

• 90°

• 150°

• 45°

Tags

CCSS.4.G.A.1