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- 1. Multiple Choice
What is the scale factor from the small shape to the big shape?1/27/3210/3 - 2. Multiple ChoiceIf the scale factor is less than one, the new figure will bean enlargementa reductiona scale factorbigger
- 3. Multiple ChoiceIf the scale factor is greater than one, the new figure will bea reductionan enlargementa scalenot proportional
- 4. Multiple ChoiceThe point (8, 12) was dilated to become point (2, 3). What was the scale factor?½¼42
- 5. Multiple ChoiceWhat is the definition of dilations in mathematical terms?to make larger or smallerto make largernone of the aboveto make smaller
- 6. Multiple ChoiceIn a dilation what mathematical operation is used with the scale factor?additionsubtractionmultiplicationdivision
- 7. Multiple ChoiceA dilation produces a similar figureTrueFalse
- 8. Multiple ChoiceA dilation produces a congruent figureTrueFalseD
- 9. Multiple ChoiceIf the scale factor is greater than 1, the new figure will bean enlargementa reductiona scale factorbigger
- 10. Multiple ChoiceIf the scale factor is less than 1, the new figure will bean enlargementa reductiona scale factorbigger
- 11. Multiple ChoiceChoose the correct scale factor:231/31/2
- 12. Multiple ChoiceWhat variable represents scale factor in the algebraic representation (x,y) to (kx,ky)?xyzk
- 13. Multiple ChoiceIf the scale factor is less than one, the new figure will bean enlargementa reductiona scale factorbigger
- 14. Multiple ChoiceWhat is the scale factor from ΔDEF to ΔABC?23/22/31/2
- 15. Multiple ChoiceA dilation is which of the following:only an enlargementonly a reductionEither an enlargement or a reductionNeither an enlargement or a reduction
- 16. Multiple Choice
State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor of 2.
B' (2 , 4.5)
B' (-8 ,-18)
B' (8 ,18)
B' (9 ,4)
- 17. Multiple ChoiceSimilar figures have the same ______ but different ______.measure; shapessizes; shapesvalue; measuresshape; sizes
- 18. Multiple ChoiceDilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)A'(9,9) B'(18,18) C'(27,9)A'(6,6) B'(9,9) C'(12,6)A'(0,0) B'(3,3) C'(6,0)A'(1,1) B'(2,2) C'(3,1) - 19. Multiple Choice
Is this an enlargement or reduction? (blue = original image)
reduction
enlargement
- 20. Multiple Choice
If point is at N(-1, 2) and point is at N'(-2, 4), what scale factor was point N multiplied by?
2
3
1/3
1/2
- Answer choicesTagsAnswer choicesTags