

1. 
Choose the best description for the figure. 





A. 
regular polygon 
B. 
polygon 


C. 
not a polygon 
D. 
semicircle 


Hint 


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


A. 
4 
B. 
3 


C. 
2 
D. 
1 


Hint 


3. 
In the tessellation shown below, name the polygons and determine how many of each type are at each vertex. 





A. 
1 octagon and 4 squares 
B. 
4 octagons and 1 square 


C. 
2 octagons and 1 square 
D. 
1 octagon and 2 squares 


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. 
1080° 
B. 
1072° 


C. 
150° 
D. 
135° 


Hint 


5. 
Which figure will tessellate? 


A. 

B. 



C. 

D. 



Hint 


