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An angle is formed when two straight lines meet. Angles are measured in degrees. Angles can be acute, right, or obtuse.
What are Angles?
Angles are also used to describe the shape of a polygon The word angle comes from the Latin word 'angulus' which means 'corner'.
Did you know?
Do you know the name of the tool we can use to measure angles?
Angle: an angle is formed when two lines meet at a point. Right Angle: a right angle has an angle measure of 90 degrees. Acute Angle: an acute angle has an angle measure of Obtuse Angle: an obtuse angle has a measure of
Concepts:
What is the measure of a right angle?
What is the difference between an acute and obtuse angle?
What is an angle?
- A figure formed by two rays that share a common endpoint
- A shape with no corners or edges
- A line segment connecting two points
What do you call an angle that measures exactly 90 degrees?
- Right Angle
- Acute Angle
- Obtuse Angle
What do you call an angle that measures between 0 and 90 degrees?
- Acute Angle
- Obtuse Angle
- Right Angle
What do you call an angle that measures between 90 and 180 degrees?
- Obtuse Angle
- Right Angle
- Acute angle
Work together in pairs: What is the name of the angle that is greater than 90 degrees but less than 180 degrees?