Geometry 2.2 Classifying Angles

1. Acute 2. Right 3. Obtuse 4. Straight There are 4 types of angles: 1. Acute 2. Right 3. Obtuse 4. Straight

You classify angles based upon how skinny or fat they are

Here is a skinny angle

Here is an even skinnier angle

Here is a fat angle

Here is an even fatter angle

1.Acute Angles

Here is a cute, skinny little angle It is an acute angle

It is an acute angle Because it’s less than

acute angle Is less than angle

acute angle a cute dog

acute angle Both are small and … a cute dog

acute angle Cute! a cute dog

2. Right Angles

Right Angles Look Like an L

Right Angles Look Like an L

Right Angles

3. Obtuse Angles

Here is an obtuse angle. It is a fat angle

Because it’s greater than It is an obtuse angle Because it’s greater than

obtuse angle Is greater than angle

obtuse angles Both are big! obese people

Obtuse Angles

Obtuse Angles

4. Straight Angles

Here is a straight angle. It is a straight line.

A straight angle Is angle

4. Straight Angles

Name that Angle: Obtuse

Name that Angle: Obtuse

Name that Angle: Acute

Name that Angle: Straight

Name that Angle: Acute

Name that Angle: Right

Still Awake??

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