Unit 9 Contents

Write true or false for each statement.
Use a corner of a piece of paper to help you.

3. ∠M is smaller than a right angle.
   
   ∠M is larger than a right angle.
   
   ∠M is an obtuse angle.
   
   ∠M is an acute angle.
   
   ∠M is closer to 0° than 90°.
   
   

4. ∠N is larger than an acute angle.
   
   ∠N is smaller than a reflex angle.
   
   ∠N is between 90° and 180°.
   
   ∠N is between 270° and 360°.
   
   

5. ∠OPQ is an obtuse angle.
   
   ∠OPQ is a reflex angle.
   
   ∠OPQ is larger than 180°.
   
   ∠OPQ is closer to 360° than 180°.
   
   

6. ∠R is an obtuse angle.
   
   ∠R is close to 180°.
   
   ∠R is a little smaller than 90°.
   
   ∠R is a little larger than 90°.