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1. |
Which figure has only one 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. |
Which letter shown has no lines of symmetry? |
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A. |
C |
B. |
D |
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C. |
W |
D. |
Z |
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Hint |
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3. |
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. |
(-2, 3) |
B. |
(6, -3) |
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C. |
(3, -6) |
D. |
(-1, -2) |
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Hint |
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4. |
Graph triangle XYZ, with vertices X(-3, -1), Y(-1, -5), and Z(-5, -5), and its image when reflected over the y-axis. |
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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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5. |
Square ABCD is shown in the figure. Find the coordinates of the vertices of the image if the square is translated 2 units to the right and 3 units up. |
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A. |
A´(-1, 1), B´(3, 1), C´(3, -3), D´(-1, -3) |
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B. |
A'(-2, 3), B'(6, 3), C'(6, -9), D'(-2, -9) |
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C. |
A´(-1, 4), B´(3, 4), C´(3, 0), D´(-1, 0) |
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D. |
A´(0, 3), B´(4, 3), C´(4, -1), D´(0, -1) |
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Hint |
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6. |
Pentagon EFGHI has vertices E(-9, 0), F(-3, 6), G(6, 6), H(6, -6), and I(-3, -6). Graph pentagon EFGHI and its dilated image E´F´G´H´I´ if the scale factor is . |
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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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7. |
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´(6, 1), E´(4, 8), F´(2, 5) |
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D. |
D´(1, 6), E´(8, 4), F´(5, 2) |
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Hint |
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8. |
Write the rule that describes the translation of |
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A. |
(x, y) (x + 2, y - 7) |
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B. |
(x, y) (x - 2, y + 7) |
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C. |
(x, y) (x + 7, y - 2) |
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D. |
(x, y) (x + 3, y - 5) |
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Hint |
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9. |
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) (-x, y) |
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B. |
(x, y) (-x, -y) |
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C. |
(x, y) (-y, -x) |
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D. |
(x, y) (y, -x) |
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Hint |
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10. |
A triangle has vertices A(3, -6), B(-4, 5) and C(-8, -3). Find the coordinates of the dilation of the triangle with a scale factor of and a center of dilation at the origin. |
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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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11. |
What is another name for tessellation? |
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A. |
figures |
B. |
shapes |
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C. |
tilings |
D. |
triangles |
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Hint |
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12. |
How many figures can be used to create a tessellation? |
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A. |
exactly 2 |
B. |
no more than 4 |
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C. |
no limit |
D. |
exactly one |
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Hint |
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