Dilations

Question 1

Which of the following scale factors will result in an enlargement?

Revolt · Accepted Answer

k < –1

Question 2

Analyze the diagram below and complete the instructions that follow. Calculate the scale factor. A. C. B. D. Please select the best answer from the choices provided

Revolt · Accepted Answer

B

Question 3

Determine the value of x. DO,k(x, 9) → (–10, –6)

Revolt · Accepted Answer

15

Question 4

has a length of 5 cm. The line segment is dilated to produce , which has a length of 2 cm. Find the scale factor of the dilation. A. B. C. D. Please select the best answer from the choices provided

Revolt · Accepted Answer

A

Question 5

Under a dilation, a figure is enlarged and its orientation is preserved. Choose the statement that best describes the dilation.

Revolt · Accepted Answer

The image is along the same ray as the preimage but is farther from the center of dilation.

Question 6

What are the coordinates of the image of the point (–3, 6) after a dilation with a center of (0, 0) and scale factor of ?

Revolt · Accepted Answer

(–1, 2)

Question 7

When applied to a triangle, a dilation with a positive scale factor does not preserve __________.

Revolt · Accepted Answer

length

Question 8

After a dilation with a center of (0, 0), a point was mapped as (4, –6) → (12, y). A student determined y to be –2. Evaluate the student's answer.

Revolt · Accepted Answer

The student incorrectly divided by the scale factor instead of multiplying by it.

Question 9

Analyze the graph below and answer the question that follows. Figure A is the preimage. Which figure is the image of figure A after a dilation with a scale factor of 2 and a center of (0, 0)?

Revolt · Accepted Answer

figure T

Question 10

What are the coordinates of the image of the point (2, –4) after a dilation with a center of (0, 0) and scale factor of 4?

Revolt · Accepted Answer

(8, –16)

Dilations Answers

More from this Course

TRY EDGENUITY HACKS