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
You’re Right!!!
Let me help you?
A right angle
What is this Angle?
2. An Acute Angle
Click on the correct answer below
1. A Right Angle
2. An Acute Angle
3. An Obtuse Angle
You’re Right!!!
Look at this one again
What is this Angle?
Click on the correct answer below
1. A Right Angle
2. An Acute Angle
3. An Obtuse Angle
You’re Right!!!
Let me help you?
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 anglesboth less than 90 degrees.
An Obtuse Angle is more
than 90°
Here are more obtuse anglesboth 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?
Obtuse
B
A
Acute
Obtuse
C
D
Acute
Texas Center for Academic Excellence © 2001
You’ve Got the Angle!!!
Contact the Texas Center for
Academic Excellence at
txcae@shsu.edu or visit our website
at http://www.shsu.edu/~txcae
Linda Creighton - Director