Angles video

What is the common endpoint of an angle called?

• Point

• Vertex

• Ray

• Line

How many angles does a triangle have?

• 4

• 3

• 5

• 2

What unit is used to measure the size of an angle?

• Meters

• Inches

• Liters

• Degrees

What tool is used to measure angles?

• Ruler

• Protractor

• Scale

• Compass

What type of angle measures exactly 90 degrees?

• Straight

• Acute

• Obtuse

• Right

How is a straight angle measured in degrees?

• 360 degrees

• 270 degrees

• 180 degrees

• 90 degrees

Which angle is greater than 180 degrees?

• Acute

• Reflex

• Right

• Obtuse

What are angles called that add up to 90 degrees?

• Adjacent

• Supplementary

• Complementary

• Vertical

How do you start drawing a 50-degree angle with a protractor?

• Draw a straight line first

• Align the protractor's center line on a point

• Mark 50 degrees on paper

• Use a ruler to draw a line

Who uses angles in their work?

• Gardeners

• Drivers

• Chefs

• Artists