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- 1. Multiple-choice2 minutes5 ptsDetermine where X' would be if you translated X 3 units to the left and 9 units down.(-4, 4)(-10, 2)(-4, -5)(-1, 5)
- 2. Multiple-choice2 minutes5 ptsHow is triangle ABC being translated to triangle A'B'C'?up 3, left 8up 9, left 4down 3, right 8down 9, right 4
- 3. Multiple-choice2 minutes5 ptsDetermine how to translate triangle A'B'C' to triangle ABC.(x+2, y-5)(x+2, y-9)(x-2, y-9)(x-2, y+9)
- 4. Multiple-choice2 minutes5 ptsWrite 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) - 5. Multiple-choice2 minutes5 ptsTriangle ABC is going to be translated. Where would A' position be at, if the translation was be (x,y) --> (x+3, y-2)?(-1,3)(5,3)(5,8)(3,5)
- 6. Multiple-choice2 minutes5 ptsWrite a rule for the translation.(x -1, y + 2)(x -2, y + 1)(x +2, y - 1)(x +1, y - 2)
- 7. Multiple-choice1 minute5 ptsIf the dotted figure is the image, the original figure was reflected over the ...x-axisy-axis
- 8. Multiple-choice2 minutes5 ptsWhat is the Algebraic Notation for this Reflection?(x, y) → (y, x)(x, y) → (-x, y)(x, y) → (-y, -x)(x, y) → (x, -y)
- 9. Multiple-choice2 minutes5 ptsWhich answer shows a reflection across the x-axis?dcba
- 10. Multiple-choice30 seconds5 ptsWhat is a reflection?When you turn an object around a point.When you slide an object form one place to another.When you flip or mirror an object across a line.When you resize an object.
- 11. Multiple-choice2 minutes5 ptsWhat is the algebraic notation for a reflection across the y-axis?(x,y)---->(x,-y)(x,y)---->(-x,y)(x,y)---->(y,-x)(x,y)---->(-y,x)
- 12. Multiple-choice30 seconds5 ptsA type of transformation where a geometric figure slides horizontally, vertically, or both. What type of transformation is this?dilationtranslationrotationreflection
- 13. Multiple-choice1 minute5 ptsTriangle GHI is reflected across the x-axis. What are the coordinates of I'?(-2, 6)(2, 6)(-6, -2)(6, 2)
- 14. Multiple-choice1 minute5 ptsTranslate the point A (-3, 4) right 5 and up 1(-2, 9)(-8, 5)(8, 3)(2, 5)
- 15. Multiple-choice1 minute5 ptsIdentify the transformation.Reflection across y axisReflection across x-axis180 RotationTranslation 2 units down
- 16. Multiple-choice1 minute5 ptsWhen you translate, you ______ a number to x and y.Add or subtractMultiply or divideAdd or multiplySubtract or divide
- 17. Multiple-choice1 minute5 ptsWhich rule would result in a translation of 2 units left and 3 units up?(x, y) → (2x, 3y)(x, y) → (x - 2, y + 3)(x, y) → (-x, -y)(x, y) → (x + 2, y - 3)
- 18. Multiple-choice15 minutes5 pts(1, 5)(-2, 4)(2, 4)(-2, 2)
- 19. Multiple-choice3 minutes5 ptsPoint K (4, 2) is translated using this rule:
(x, y)----> (x + 3, y - 1)
What are the coordinates of K'?(6, 3)(7, 3)(7, 1)(5, 3) - 20. Multiple-choice1 minute5 ptsYou want to reflect a figure over the vertical line shown.
What directions would you give?
Reflect over the line: ________x = 2y = 2x + y = 2x axis - 21. Multiple-choice1 minute5 ptsYou want to reflect a figure over the horizontal line shown.
What directions would you give?
Reflect over the line: ________x = -4y = -4x - y = 4None of these - 22. Multiple-choice5 minutes5 pts
Reflect the point (2, -4) over the y-axis and then over the line y = x.
(-4, -2)
(-2, 4)
(-2, -4)
(2, 4)
- 23. Multiple-choice5 minutes5 pts
Reflect (6, -3) over the line y = -x and then over the x-axis.
(6, 3)
(-6, -3)
(-3, 6)
(3, 6)
- 24. Multiple-choice45 seconds5 pts
Triangle A is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?
A
B
C
D
- 25. Multiple-choice5 minutes5 pts
What are the coordinates of A', the image of A(-3,4), after a rotation of 180º about the origin?
(4, -3)
(-4, -3)
(3, 4)
(3, -4)
- 26. Multiple-choice5 minutes5 pts
Point A is located at (4,-7). The point is reflected over the x-axis and then rotated 180° CW. Its image is located at...
(-4, 7)
(-4, -7)
(4, 7)
(7, -4)
- 27. Multiple-choice5 minutes5 pts
If point (5,2) is rotated counterclockwise 90° about the origin, its image will be point...
(2, 5)
(2, -5)
(-2, 5)
(-5, -2)
- 28. Multiple-choice5 minutes5 pts
What are the coordinates of M', the image of M(2,4), after a counterclockwise rotation of 90º about the origin and then reflected over the line y = x?
(-2, 4)
(2, -4)
(-4, 2)
(-4, -2)
- 29. Multiple-choice2 minutes5 pts
When rotating a figure in the plane, each quadrant is how many degrees?
360
180
270
90
- 30. Multiple-choice2 minutes5 pts
The preimage above is rotated 90o counterclockwise. How do the side lengths in the preimage compare to the side lengths in the image?
Some of the side lengths increase in measure and other side lengths decrease in measure.
The measures of the side lengths double.
The measures of the side lengths decrease by one third.
The measures of the side lengths are the same.
- 31. Multiple-choice1 minute5 pts
What line is this figure reflected over?
x-axis
y = -1
y-axis
x = -1
- 32. Multiple-choice15 minutes5 pts
If (3,2)→(-3,-2) represents a counterclockwise rotation of the point on a coordinate plane, how many degrees is the rotation?
90
180
270
360
- 33. Multiple-choice15 minutes5 pts
If (4,-2) → (-2, -4) represents a counterclockwise rotation of the point on a coordinate plane, how many degrees is the rotation?
90
180
270
360
- 34. Multiple-choice5 minutes5 pts
Reflect (6, -3) over the line y = -x. What are the new coordinates of that point after the reflection?
(6, 3)
(-6, -3)
(-3, 6)
(3, -6)
- 35. Multiple-choice5 minutes5 pts
Reflect the point (2, -4) over the y-axis. What are the new coordinates of that point after the reflection?
(-4, 2)
(-2, 4)
(-2, -4)
(2, 4)
- 36. Multiple-choice5 minutes5 pts
Which graph is not a reflection?
d
c
b
a
- 37. Multiple-choice45 seconds5 ptsThe image A'B'C' is a rotation of ABC.TrueFalse
- 38. Multiple-choice45 seconds5 pts
What geometric form do rotations move points along?
Rays
Parallel Lines
Perpendicular Lines
Circular Arcs
- 39. Multiple-choice30 seconds5 pts
A rotation does not preserve congruence.
True
False
- 40. Multiple-choice30 seconds5 pts
True or False: Reflections preserve rigid motion.
True
False
- 41. Multiple-choice15 minutes5 pts
True or False: When a point is reflected across a line of symmetry, it is perpendicular to the pre-image.
True
False
