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- 1. 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) - 2. Multiple ChoiceState the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.(5,3)(20,12)(-20,-12)(-5,-3)
- 3. Multiple Choice
Choose the correct scale factor:231/31/2 - 4. Multiple ChoiceThe point (8, 12) was dilated to become point (2, 3). What was the scale factor?½¼42
- 5. Multiple ChoiceDilate Point B by a scale factor of 1/2(1.5,-4)(-1.5,1)(-1,-1.5)(-2,-2)
- 6. Multiple ChoiceDilate Point B by a scale factor of 3:(12,0)(12,12)(4,3)(0,12)
- 7. Multiple ChoiceState 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 k = 2.(2,4.5)(-8,-18)(8,18)(9,4)
- 8. Multiple ChoiceA dilation produces a similar figureTrueFalse
- 9. Multiple ChoiceWhen a dilation has a scale factor greater than one, the dilation is an enlargement.TrueFalse
- 10. Multiple ChoiceWhen the scale factor of a dilation is less than one, the dilation is a reduction.TrueFalse
- 11. Multiple ChoiceHow do you write the algebraic notation when the scale factor is 3?(x, y) goes to (1/3x, 1/3y)(x, y) goes to (-3x, -3y)(x, y) goes to (x + 3, y + 3)(x, y) goes to (3x, 3y)
- 12. Multiple ChoiceHow do you write the algebraic notation when the scale factor is 1/2?(x, y) goes to (2x, 2y)(x, y) goes to (1/2x, 1/2y)(x, y) goes to (-2x, -2y)(x, y) goes to (2x, 1/2y)
- 13. Multiple ChoiceThe __________ is the ratio of a length of the new figure to the corresponding length on the original figure.reductionenlargementscale factorcenter of dilation
- 14. Multiple ChoiceFind the measure of x:6243336
- 15. Multiple ChoiceSimilar figures have the same ______ but different ______.measure; shapessizes; shapesvalue; measuresshape; sizes
- 16. Multiple ChoiceWhich representation of a transformation on a coordinate grid preserves congruence?
I. Rotation
II. Reflection
III. Dilation
IV. TranslationI, II, and IVI and II onlyI, II, and IIIIV only - 17. Multiple ChoiceWhat is the scale factor if the triangle on the left is the original?23/22/31/2
- Answer choicesTagsAnswer choicesTags