

1. 
What is the name of a polygon that has five sides? 


A. 
heptagon 
B. 
nonagon 


C. 
decagon 
D. 
pentagon 


Hint 


2. 
In a tessellations with squares and regular triangles, two squares touch each vertex. How many triangles touch each vertex? 


A. 
2 
B. 
3 


C. 
4 
D. 
1 


Hint 


3. 
Which puzzle piece will tessellate? 


A. 

B. 



C. 

D. 



Hint 


4. 
By drawing triangles, you can find that all of the measures of the angles in an octagon add up to 1080°. Find the measure of one angle in a regular octagon. 


A. 
150° 
B. 
135° 


C. 
1072° 
D. 
1080° 


Hint 


5. 
Which figure will tessellate? 


A. 

B. 



C. 

D. 



Hint 


