

1. 
Which characteristic of a regular polygon is used to determine if it tessellates? 


A. 
The angle measure at each vertex is a factor of 360. 
B. 
The polygon has an even number of sides and angles. 


C. 
The sum of the measures of the angles is a multiple of 360. 
D. 
The angle measure at each vertex is less than 180. 


Hint 


2. 
Which of the following angle measures represent the angles of a regular polygon that can be used to make a tessellation? 


A. 
135° 
B. 
144° 


C. 
150° 
D. 
90° 


Hint 


3. 
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. 
1072° 


C. 
1080° 
D. 
135° 


Hint 


4. 
What is the name of a polygon that has seven sides? 


A. 
heptagon 
B. 
nonagon 


C. 
octagon 
D. 
hexagon 


Hint 


5. 
Which of the following angle measures represents the angles of a regular polygon that can be used to make a tessellation? 


A. 
60° 
B. 
144° 


C. 
140° 
D. 
108° 


Hint 


