1.	The process of enlarging or reducing an image is called a(n)
		A.	dilation	B.	illusion
		C.	scale factor	D.	image
		Hint
	2.	What is the ordered pair of the image of A(3, 2) if the scale factor is 2.25?
		A.	(1. , 0. )	B.	(0.75, -0.25)
		C.	(5.25, 4.25)	D.	(6.75, 4.5)
		Hint
	3.	A projector displays an image from 35-millimeter film onto a screen that is 10 meters wide. What is the scale factor?
		A.		B.
		C.		D.
		Hint
	4.	A projector displays an image from 25-millimeter film onto a screen that is 3.5 meters wide. What is the scale factor?
		A.		B.
		C.		D.
		Hint
	5.	A copying machine is set to dilate the picture by a factor of . If a picture is 4 inches by 7 inches, find the dimensions of a copy made by the machine.
		A.	5.6 inches by 9.8 inches	B.	6 inches by 10.5 inches
		C.	6.3 inches by 10.4 inches	D.	2.9 inches by 5 inches
		Hint