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1. |
Which figure shows a line that is not a line of symmetry? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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2. |
Quadrilateral PQRS has vertices P(1, 6), Q(5, 2), R(3, -2), and S(-2, 4). If the quadrilateral is translated 2 units right and 4 units down, what are the coordinates of R'? |
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A. |
(1, -6) |
B. |
(5, 2) |
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C. |
(5, -6) |
D. |
(3, 2) |
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Hint |
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3. |
Refer to the figure below. A dilation with center C produced the circle in red. What is the scale factor of the dilation? |
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A. |
2 |
B. |
3 |
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C. |
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D. |
1 |
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4. |
Describe the transformation that occurred in the mapping below. |
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A. |
rotation |
B. |
dilation |
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C. |
translation |
D. |
reflection |
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Hint |
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5. |
Which letter shown has only one line of symmetry? |
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A. |
O |
B. |
A |
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C. |
P |
D. |
X |
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Hint |
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6. |
Find the coordinates of A (3, -2) after it has been translated by reflecting it over the graph of y = 1 and then y = -1. |
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A. |
(6, -3) |
B. |
(3, -6) |
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C. |
(-1, -2) |
D. |
(-2, 3) |
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Hint |
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7. |
What are the coordinates of A´ if trapezoid ABCD is reflected over the x-axis? |
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A. |
A'(-7, -5) |
B. |
A'(7, -5) |
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C. |
A'(7, 5) |
D. |
A'(-7, 5) |
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Hint |
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8. |
Triangle DEF has vertices D(-6, -1), E(-4, -8), and F(-2, -5). Find the coordinates of the image of triangle DEF after it is rotated 180° about the origin. |
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A. |
D´(1, -6), E´(8, -4), F´(5, -2) |
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B. |
D´(1, 6), E´(8, 4), F´(5, 2) |
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C. |
D´(-1, -6), E´(-8, -4), F´(-5, -2) |
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D. |
D´(6, 1), E´(4, 8), F´(2, 5) |
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Hint |
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9. |
Write the rule that describes the translation parallelogram WXYZ. |
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A. |
(x, y) (x + 3, y - 5) |
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B. |
(x, y) (x + 3, y + 7) |
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C. |
(x, y) (x - 3, y - 7) |
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D. |
(x, y) (x - 7, y - 3) |
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Hint |
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10. |
What is the rule where the angle of rotation is 90° clockwise, and the center is (0, 0)? |
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A. |
(x, y) (-y, -x) |
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B. |
(x, y) (y, -x) |
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C. |
(x, y) (-x, -y) |
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D. |
(x, y) (-x, y) |
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Hint |
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11. |
Which figure could not make a tessellation? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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12. |
What is another name for tessellation? |
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A. |
shapes |
B. |
triangles |
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C. |
figures |
D. |
tilings |
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Hint |
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