Unit 2 Test Review

Find the slope of the line.

• Undefined
• 0
• 1
• -1

What is the slope?

• 1

• 2

• 3

• undefined

What is the y-intercept?

• 3

• -1

• 6

• 0

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

A dilation is which of the following: 

• only an enlargement
• only a reduction
• Either an enlargement or a reduction
• Neither an enlargement or a reduction

The point A (8, 12) was dilated to become point A' (2, 3). What was the scale factor?

• ½

• ¼

• 4

• 2

Dilate Point B by a scale factor of 1/2

• (1.5,-4)
• (-1.5,1)
• (-1,-1.5)
• (-2,-2)

What scale factor was used to produce the image?

• 2
• -2
• ¹/₂
• 1

Find the slope of the line.

• 1/4
• -1/4
• -4/1
• 4/1