6.03 Quiz Dilations And Scale Factors

Question: Which scale factors produce a contraction under a dilation of the original image?

Select each correct answer.

Answer: −0.5

0.5

Question: Which scale factors produce an expansion under a dilation of the original image?

Select each correct answer.

Answer: −2

Question: Under a dilation, the point (−3, −4)(−3, −4) is moved to (−15, −20)(−15, −20).

What is the scale factor of the dilation?

Enter your answer in the box.

Answer: 5

Question: Pre-image ABCD is dilated to be image A′B′C′D′ . The origin is the center of dilation.

What scale factor is used to create the dilation?

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Please copy and paste to see image.

Answer: 3

Question: The smaller triangle is a pre-image of the bigger triangle. The center of dilation is (2, −2).

What is the scale factor used to create the dilation?

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Answer: −3