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- 1. Multiple ChoiceTranslations, reflections and rotations are all known as ________________________.GeometryTransformationsCongruent
- 2. Multiple ChoiceWhen you translate, you ______ a number to x and y.Add or subtractMultiply or divideAdd or multiplySubtract or divide
- 3. Multiple ChoiceTranslation are always _______CongruentBiggerSmallerRotated
- 4. Multiple Choice
Write a rule for the translation.(x -1, y + 2)(x -2, y + 1)(x +2, y - 1)(x +1, y - 2) - 5. Multiple ChoiceIdentify the transformation from ABC to A'B'C'.90o clockwise rotation90o counter clockwise rotationReflection across the y-axisReflection across the x-axis
- 6. Multiple ChoiceIdentify the transformation.Reflection across y-axis90 Rotation counter clockwiseTranslation 5 units left, 1 unit up.Translation 5 units right, 1 unit down
- 7. Multiple ChoicePoint (-5,2) is reflected over the y axis. Where is the new point located?(5,2)(-5,-2)(-5,2)(5,-2)
- 8. Multiple ChoiceDescribe the transformation shown in the graph.Reflect over x-axisReflect over y-axisRotate 270 degrees CCWRotate 90 degress CCW
- 9. Multiple Choice
Given C(2, 9), under which reflection is C'(2,- 9)?
reflected in the x-axis
reflected in the y-axis
reflected in the line x = 2
reflected in the line y = x
- 10. Multiple ChoiceWhich answers are showing a reflection?a and cb and cc and da and d
- 11. Multiple ChoiceIf you were to rotate ABCD 180° about the origin, what would the coordinate of A' be?(-5, 5)(-3, -5)(-5, 3)(-3, 3)
- 12. Multiple ChoiceWhat is the angle of rotation for this counterclockwise rotation about the origin?90°180°270°360°
- 13. Multiple ChoiceThe point that is to be transformed is called the:Pre-ImageImagePost-ImageTransformation
- 14. Multiple ChoiceAfter being transformed the new point is called a(n):Pre-ImagePost ImageTransformedImage
- 15. Multiple ChoiceWhat would the new point be if you rotated the point (3,-5) 270° clockwise?a. (-3,-5)b. (-5,-3)c. (5,3)
- 16. Multiple ChoiceA transformation that “turns” a figure about a fixed point at a given angle and a given direction.rotationtranslationreflectiondilation
- 17. Multiple ChoiceA type of transformation where a figure is “flipped” over a line of symmetry. A reflection produces a mirror image of a figure.rotationtranslationdilationreflection
- 18. Multiple ChoiceTrue or False?
A rigid motion preserves angles measures but not side lengths of a figure.TrueFalse - 19. Multiple ChoiceThe result of a transformation.Pre-imageImage
- 20. Multiple ChoiceThe original figure prior to a transformation.Pre-imageImage
- 21. Multiple ChoiceWrite the rule for this translation:
Slide 3 up and 2 right(x, y)---->(x + 3, y + 2)(x, y)-----> (x+2, y + 3)(x, y)----> (x - 2, y + 3) - 22. Multiple ChoiceWhat transformation is happening?
(x, y) ----> (x + 2, y - 3)slide up 2, left 3slide right 2, up 3slide right 2, down 3slide left 3, right 2 - 23. Multiple ChoiceWhen an ordered pair is reflected across the x-axis, what changes?nothingy-valuex-value
- 24. Multiple ChoiceThe ordered pair (-3, 4) is reflected across the x-axis. What is the new ordered pair?(-3, -4)(3, 4)(3, -4)(-3, 4)
- 25. Multiple Choice
What is the image of when it is reflected across the line ?
- 26. Multiple Choice
Translate the quadrilateral using the transformation .
- 27. Multiple Choice
When the point is reflected across the x-axis, what is the resulting image?
- 28. Multiple Choice
After a translation, the image of is . Identify the image of the point after this same translation.
- 29. Multiple Choice
Apply the dilation D to the polygon with the given vertices. Name the coordinates of the image points.
D:
- 30. Multiple ChoiceIf the scale factor is greater than 1, the dilation is...an enlargementa rotationa translationa reduction
- 31. Multiple ChoiceIf the scale factor is less than 1, the dilation is...an enlargementa translationa rotationa reduction
- 32. Multiple ChoiceWhich algebraic expression could be the rule for a reduction?(x, y)→(2x, 2y)(x, y)→(5/2 x, 5/2 y)(x, y) →(0.5x, 0.5y)(x, y)→(5x, 5y)
- 33. Multiple ChoiceThe algebraic expression for an enlargement by a scale factor of 3 is...(x, y)→(3x, 3y)(x, y)→(3, 3)(3x, y)→(x, y)(x, y)→(3x)
- 34. 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)
- 35. Multiple ChoiceState the coordinates of the image of point B after a dilation with a scale factor of 2 and centered at point A.(-4,2)(-8,4)(-4,6)(-2,-2)
- 36. 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) - 37. Multiple ChoiceThe point (8, 12) was dilated to become point (2, 3). What was the scale factor?½¼42
- 38. Multiple ChoiceIn a dilation what mathematical operation is used with the scale factor?additionsubtractionmultiplicationdivision
- 39. Multiple Choice(x, y) -------> (x, -y) is a reflection over the x axis.TrueFalse
- 40. Multiple Choice(x,y) -------> (-x, -y) is a reflection over the y = x axis.TrueFalse
- 41. Multiple Choice(x, y) -------> (x - 3, y) is a translation of 3 units to the left.TrueFalse
- 42. Multiple Choice(x, y) -------> (x, y - 2) is a translation of 2 units up.TrueFalse
- 43. Multiple Choice(x, y) -------> (-x, -y) is a rotation of 180 degrees.TrueFalse
- 44. Multiple ChoiceA dilation with a scale factor of 2 is a reduction.TrueFalse
- 45. Multiple ChoiceA dilation with a scale factor of 1/3 is a reduction.TrueFalse
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