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QUIZ

8th

grade

59%

accuracy

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Angela Cox

4 years

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20 questions

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- 1. Multiple Choice5 minutes1 ptFind the ratio (red to blue) of the perimeter.11/66/11121/3636/121
- 2. Multiple Choice5 minutes1 ptFind the ratio (red to blue) of the area.11/66/11121/3636/121
- 3. Multiple Choice5 minutes1 ptFind the ratio (red to blue) of the perimeter.9/1414/9196/8181/196
- 4. Multiple Choice5 minutes1 ptFind the ratio (red to blue) of the area.9/1414/9196/8181/196
- 5. Multiple Choice5 minutes1 ptFind the ratio (blue to red) of the perimeter.4/77/449/1616/49
- 6. Multiple Choice5 minutes1 ptFind the ratio (blue to red) of the area.4/77/449/1616/49
- 7. Multiple Choice5 minutes1 ptFind the ratio (blue to red) of the perimeter.64/2525/645/88/5
- 8. Multiple Choice5 minutes1 ptFind the ratio (blue to red) of the area.64/2525/645/88/5
- 9. Multiple Choice5 minutes1 ptWhat does similar mean?same shape and same sizesame sizesames shapeneither
- 10. Multiple Choice5 minutes1 ptWhat does congruent mean?same shape and same sizesame sizesames shapeneither
- 11. Multiple Choice5 minutes1 pt
The scale factor of two similar figures is 4 : 5. What is the ratio of their perimeters?

4 : 5

16 : 25

64 : 125

8 : 10

- 12. Multiple Choice5 minutes1 pt
If the ratio of 2 round dinner plates is 2 : 5, what is the ratio of their areas?

2 : 5

1 : 5

4 : 10

4 : 25

- 13. Multiple Choice5 minutes1 pt
Two hexagons are similar with a scale factor of 4/5. If the area of the larger hexagon is 20, what is the area of the smaller hexagon?

10.24

12.8

16

25

- 14. Multiple Choice5 minutes1 ptThe area of triangle A is 54 and triangle B is 150. What is the scale factor of A to B?9:2527:753:525:9
- 15. Multiple Choice5 minutes1 ptFind the missing perimeter.15202530
- 16. Multiple Choice5 minutes1 pt
What is the area ratio of the following rectangles?

10/7

100/49

100/36

4/36

- 17. Multiple Choice5 minutes1 ptGwen scans a photo that is 4 in. wide by 6 in. tall into her computer. If she scales the height down to 3 in., how wide should the similar photo be?3 in2 in.4 in1 in
- 18. Multiple Choice5 minutes1 ptA rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint.7 in9 in12 in14 in
- 19. Multiple Choice5 minutes1 pt
A figure is dilated by a scale factor of 4. Which of the following statements about the figure must be true?

The perimeter and area are both multiplied by 4.

The perimeter is multiplied by 4 and the area is multiplied by 16.

The perimeter and area are both divided by 4.

The perimeter is multiplied by 16 and the area is multiplied by 4.

- 20. Multiple Choice5 minutes1 pt
The figures are similar. What is the ratio of their perimeters?

18/24

3/4

1/2

36/24

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