1.	Which characteristic of a regular polygon is used to determine if it tessellates?
		A.	The polygon has an even number of sides and angles.	B.	The angle measure at each vertex is a factor of 360.
		C.	The angle measure at each vertex is less than 180.	D.	The sum of the measures of the angles is a multiple of 360.
		Hint
	2.	Which of the following angle measures represent the angles of a regular polygon that can be used to make a tessellation?
		A.	144°	B.	150°
		C.	90°	D.	135°
		Hint
	3.	The sum of the measures of the angles of a regular octagon is 1080°. What is the measure of each angle?
		A.	135°	B.	120°
		C.	108°	D.	144°
		Hint
	4.	In the tessellation shown below, name the polygons and determine how many of each type are at each vertex.
		A.	4 octagons and 1 square	B.	1 octagon and 2 squares
		C.	2 octagons and 1 square	D.	1 octagon and 4 squares
		Hint
	5.	In the tessellation below, name the polygons and determine how many of each type are at each vertex.
		A.	none of the other choices; different vertices have different polygons forming them
		B.	two triangles and two hexagons
		C.	six triangles
		D.	one hexagon and four triangles
		Hint