1.	Choose the best description for the figure.
		A.	semicircle	B.	polygon
		C.	regular polygon	D.	not a polygon
		Hint
	2.	Which puzzle piece will tessellate?
		A.		B.
		C.		D.
		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.	1072°	B.	1080°
		C.	135°	D.	150°
		Hint
	4.	Which of the following angle measures represents the angles of a regular polygon that can be used to make a tessellation?
		A.	144°	B.	60°
		C.	108°	D.	140°
		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.	108°
		C.	140°	D.	144°
		Hint