Exploring the World of Angles

What is the point called where two lines meet to form an angle?

• Joint

• Vertex

• Axis

• Intersection

What do we call an angle that measures less than 90 degrees?

• Obtuse angle

• Straight angle

• Right angle

• Acute angle

Which tool is used to measure angles in a circle?

• Compass

• Ruler

• Protractor

• Caliper

What type of angle is formed by the clock hands at 3 o'clock?

• Right angle

• Acute angle

• Obtuse angle

• Straight angle

Which angle is exactly 90 degrees?

• Acute angle

• Straight angle

• Right angle

• Obtuse angle

What type of angle do the clock hands form at 6 o'clock?

• Acute angle

• Straight angle

• Right angle

• Obtuse angle

What are angles called that add up to 180 degrees?

• Complementary angles

• Supplementary angles

• Adjacent angles

• Opposite angles

What are angles called that add up to 90 degrees?

• Opposite angles

• Adjacent angles

• Supplementary angles

• Complementary angles