Scale Factor Answers

10 verified answers2 views
1
Free Preview

Beth is designing a card. She brings to a print shop a drawing that is 6 inches by 3 inches, and asks them to print the card after applying a scale factor of . When she returns to the print shop, they hand her a box of cards, each of which is 9 inches by 13 inches, which is incorrect.What should be the correct dimensions of the card?

Question illustration
A
The scale factor is a reduction, and the new card should be 4 in x 2 in.
B
The scale factor is a reduction, and the new card should be 4 in x 6 in.
C
The scale factor is for an enlargement, and the print shop created the right size card.
D
The scale factor is for an enlargement, but the print shop should have made the card 9 in by 6 in.
2
Free Preview

The triangle represents a scale drawing that was created by using a factor of . Which is true of the measures of the sides of the original triangle?

Question illustration
E
Each side of the original triangle is the length of each side of the scale drawing.
Option E
E
Each side of the original triangle is 2 times the length of each side of the scale drawing.
E
Each side of the original triangle is the same length as each side of the scale drawing.
E
Each side of the original triangle is 2 inches shorter than the scale drawing.
5

Beth is designing a card. She brings to a print shop a drawing that is 6 inches by 3 inches, and asks them to print the card after applying a scale factor of . When she returns to the print shop, they hand her a box of cards, each of which is 9 inches by 13 inches, which is incorrect.What should be the correct dimensions of the card?

Question illustration
T
The scale factor is a reduction, and the new card should be 4 in x 2 in.
T
The scale factor is a reduction, and the new card should be 4 in x 6 in.
T
The scale factor is for an enlargement, and the print shop created the right size card.
T
The scale factor is for an enlargement, but the print shop should have made the card 9 in by 6 in.
8

Clarissa made a scale drawing of a rectangle. She used a scale factor of 3 to draw the new rectangle. How does the length of the new rectangle compare to the original?

A
The length of the new rectangle is the length of the original.
Option A
B
The length of the new rectangle is the length of the original.
Option B
C
The length of the new rectangle is 3 times the length of the original.
D
The length of the new rectangle is 12 times the length of the original.
10

Hiroto reduces a rectangular photograph by 0.5 by scanning it onto his computer. The image on the screen measures 3 inches by 5 inches. Which rectangle represents the original photograph?RectangleABCDWidth1.53.5615Length2.55.51025

A
A
B
B
C
C
D
D
11

Fabian used a ratio table to show the original dimensions of a rectangle and the dimensions when the rectangle is changed by a scale factor. He forgot to enter the length of the new rectangle.Scale factor12.5Width615Length9 Which length is missing from Fabian’s table?

A
3.6
B
11.5
C
21.6
D
22.5
12

A scale drawing is made to enlarge a picture by using a scale factor of 3. The enlarged picture is 9 inches by 15 inches. What are the dimensions of the original picture?

A
3 inches by 5 inches
B
3 inches by 15 inches
C
6 inches by 12 inches
D
27 inches by 45 inches
13

The square represents a scale model that was created by using a factor of 4. Which is true of the measures of the sides of the original square?

Question illustration
A
Each side of the original square is the length of each side of the scale model.
Option A
B
Each side of the original square is 4 times the length of each side of the scale model.
C
Each side of the original square is the same length as each side of the scale model.
D
Each side of the original square is 4 feet less than the scale model.
14

Yuron is sketching a scale drawing of a famous painting. The painting is 54 inches wide and 72 inches long. He used a scale factor of to make his sketch. How many inches wide is Yuron’s sketch?

Question illustration
A
36
B
48
C
81
D
84
16

The diagram represents a reduction of a triangle by using a scale factor of 0.8. What is the height of the reduced triangle?

Question illustration
A
4.0 inches
B
4.8 inches
C
5.2 inches
D
7.5 inches
17

Brianna went on a trip to the art museum and sketched a scale drawing of a rectangular wall mural. She used a scale factor of 0.2. The sketch was 12 inches wide and 18 inches long. What was the length of the mural?

A
3.6 inches
B
18.2 inches
C
60 inches
D
90 inches

Did you find these answers helpful?