Have You Got The Angle?

Created by Dave Plummer Vogel Intermediate School CISD for the Texas Center for Academic Excellence Tek 6.6A Obj.3

What is An Angle?

When two lines meet or cross, they form an Angle.

Check out These Angles

The Three Types of Angles The Right Angle The Acute Angle The Obtuse Angle

What is this Angle?

Click on the correct answer below

1. A Right Angle

2. An Acute Angle

3.

An Obtuse Angle

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A right angle

What is this Angle?

2. An Acute Angle

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1. A Right Angle

2. An Acute Angle

3.

An Obtuse Angle

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Look at this one again

What is this Angle?

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1. A Right Angle 2. An Acute Angle

3. An Obtuse Angle

You’re Right!!!

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A right angle

Let’s Measure Some Angles To measure angles, we use a Protractor

A Right Angle is 90 °

An Acute Angle is less than 90 °

Here are more acute angles both less than 90 degrees.

An Obtuse Angle is more than 90 °

Here are more obtuse angles both more than 90 degrees.

Angles Can Face Different Directions This is a right Angle Here’s another And another And one more

What are each of these? Acute, or Obtuse angles?

B A C D

What are these?

A

Acute Obtuse

D B

Obtuse

C

Acute

Texas Center for Academic Excellence © 2001 You’ve Got the Angle!!!

Contact the Texas Center for Academic Excellence at [email protected]

or visit our website at http://www.shsu.edu/~txcae Linda Creighton - Director