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WorksheetsM6+ Unit 4 Scale Factor
Total questions: 16
Worksheet time: 53mins
Pedro and his friends are visiting chocolate shops in Fairview. They take a cab from one chocolate shop to another. On a map, the two are separated by 3 centimeters. If the scale of the map is 1 centimeter = 2 kilometers, then what is the actual distance between the two chocolate shops?
1/2 kilometer
1.5 kilometers
6 kilometers
3 kilometers
Which of the following is a scaled copy of figure A?
B
C
D
Identify the side length in Figure 1 that corresponds to the side length MQ in figure 2.
BC
AE
CD
DE
Is Figure B a scaled copy of Figure A? How do you know?
Yes. The scale factor is 1/2, (or divide by 2).
No. There is no scale factor.
Yes. The scale factor is 2.
What is the scale factor from the small fry to the large fry?
1/3
48
4
3
Suppose the dimensions of the figure are doubled. Describe the change in area.
The area is multiplied by two. The original area is 48 ft² and the new area is 96 ft².
The area is multiplied by two. The original area is 56 ft² and the new area is 112 ft².
The area is multiplied by four. The original area is 48 ft² and the new area is 192 ft².
The area is multiplied by four. The original area is 56 ft² and the new area is 224 ft².
Suppose the dimensions are multiplied by five. Describe the change in area.
The area is multiplied by 5. The original area is 2 cm² and the new area is 10 cm².
The area is multiplied by 5. The original area is 1 cm² and thew new area is 5 cm².
The area is multiplied by 25. The original area is 1 cm² and the new area is 25 cm².
The area is multiplied by 25. The original area is 2 cm² and the new area is 50 cm².
Janice made a cake for her nephew's birthday. It measures 9 inches by 16 inches. She found out this will be a huge celebration and decided to double the width and length of the cake. What is the area of the new cake?
24 square inches
144 square inches
288 square inches
576 square inches
