1.	Which letter has rotational symmetry?
		A.	O	B.	M
		C.	E	D.	C
		Hint
	2.	A rotation of 180° counterclockwise or 180° clockwise would be ______.
		A.	the same	B.	impossible
		C.	None of these is correct.	D.	different
		Hint
	3.	Using the figure below as a basic design element and its center of rotation, find the correct figure with an angle of rotation of 100°.
		A.		B.
		C.		D.
		Hint
	4.	Find the angle of rotation that is the same as 70°.
		A.	–290°	B.	–170°
		C.	–70°	D.	170°
		Hint
	5.	Find the angle of rotation for the following figure.
		A.	–140°	B.	140°
		C.	–320°	D.	–40°
		Hint