1.	In a tessellation, the sum of the measures of the angles of the polygons surrounding a point (at a vertex) is________.
		A.	720	B.	90
		C.	180	D.	360
		Hint
	2.	Which tessellation is not regular?
		A.
		B.
		C.
		D.
		Hint
	3.	Suppose that, in a tessellation by regular hexagons and equilateral triangles, two hexagons meet at a vertex. How many of the triangles must meet at that vertex?
		A.	1	B.	4
		C.	3	D.	2
		Hint
	4.	Which is a transformation in which a figure is turned about a point?
		A.	tessellation	B.	reflection
		C.	image	D.	rotation
		Hint
	5.	Which is the image of the figure shown when it is tuned 180° clockwise about the center point P?
		A.		B.
		C.		D.
		Hint