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9.05 Name and classify angles

Lesson

Are you ready?

Being able to compare angles can help us in this lesson. Let's try this problem to review. 

Which of these angles is larger?

  1. A

    B

    A

    B

 

Learn

This video looks at right angles as quarter turns measuring $90^\circ$90°. We also look at angles that are bigger or smaller than $90^\circ$90°.

Apply

Which of the following is a right angle?

  1. A

    B

    A

    B

Remember!

A quarter turn is called a right angle.

Outcomes

VCMMG174

Compare angles and classify them as equal to, greater than or less than a right angle

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