7 Questions

Questions and Answers

- 1.Gwen had a painting that had a length of 5 feet and a width of 3.5 feet. If a reproduced copy of that painting had a scale factor of 3.5,what are the new dimensions ?
- A.
15 feet by 12.25 feet

- B.
17.5 feet by 12.25 feet

- C.
17.5 feet by 15 feet

- D.
17.5 feet by 12 feet

- 2.Under a dilation, triangle A(-1,1), B(-4,3), C(-3,4) becomes triangle M(-3/4,3/4), N(-3, 2 1/4), Q(-2 1/4,3). What is the scale factor for this dilation?
- A.
1/4

- B.
1/2

- C.
3/4

- D.
3

- 3.A figure dilated by a scale factor of .75 would be considered an enlargement.
- A.
True

- B.
False

- 4.If a quadrilateral was reduced to 66 2/3%. What was the scale factor?
- A.
2/3

- B.
1/3

- C.
3

- D.
2

- 5.If the rectangle is dilated with a scale factor of 2.75. What are the coordinates of point C?
- A.
(5,5)

- B.
(10,10)

- C.
(13,13)

- D.
(13.75, 13.75)

- 6.The ratio of the dilated image to the original image is the __________________?
- 7.If the scale factor is between 0 and 1, the image is a(n)___________________.