1.	A rotation of 180° counterclockwise or 180° clockwise would be ______.
		A.	the same	B.	impossible
		C.	different	D.	None of these is correct.
		Hint
	2.	A figure has rotation symmetry of 8°. How many identical parts must there be?
		A.	40	B.	45
		C.	70	D.	272
		Hint
	3.	What angle of rotation does the figure below have?
		A.	120°	B.	180°
		C.	90°	D.	45°
		Hint
	4.	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
	5.	Find the angle of rotation that is the same as 70°.
		A.	170°	B.	–290°
		C.	–70°	D.	–170°
		Hint