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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 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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3. |
Triangle ABC has vertices A(4, 2), B(2, -1), and C(5, -2). The triangle is translated by reflecting it about the graph of x = 2. What are the coordinates of A'? |
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A. |
(0, 2) |
B. |
(1, -2) |
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C. |
(-2, -1) |
D. |
(8, 2) |
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Hint |
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4. |
Which translation will translate  with vertices A(-2, 3), B(0, -2), and C(-3, -4) to  with vertices A'(-5, 4), B'(-3, -1), and C'(-6, -3)? |
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A. |
3 units left, 1 unit down |
B. |
3 units right, 1 unit down |
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C. |
3 units right, 1 unit up |
D. |
3 units left, 1 unit up |
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Hint |
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5. |
Which type of tranformation results from successive reflections about two intersecting lines? |
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A. |
translation |
B. |
slide |
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C. |
dilation |
D. |
rotation |
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Hint |
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6. |
If AB = 6, find the measure of the dilation image of  for a dilation with scale factor -3. |
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A. |
3 |
B. |
9 |
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C. |
-6 |
D. |
18 |
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Hint |
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7. |
A square is reduced by a scale factor of  . The area of the image is how many times the area of the preimage? |
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A. |
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B. |
4 |
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C. |
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D. |
2 |
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8. |
Analyze the figure. Determine if it will tessellate in a plane or not and if so, which type of tessellation will it be. |
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A. |
Yes, regular |
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B. |
Yes, uniform and semi-regular |
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C. |
Yes, not uniform |
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D. |
No, it will form an overlapping pattern |
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Hint |
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9. |
Determine if a semi-regular tessellation can be created from 2 hexagons and 1 square, all having sides of 1 unit long. |
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A. |
Yes, the angle measures are 180° |
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B. |
No, the angle measures are only 300° |
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C. |
Yes, the angle measures are 360° |
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D. |
No, the angle measures are only 330° |
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Hint |
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10. |
Find the direction of vector RS given R(-4,-2) and S(3,7). |
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A. |
52.1° |
B. |
59.2° |
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C. |
60.0° |
D. |
50.8° |
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Hint |
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11. |
If  = (0,4) and  = (-1,6), and  = 2 -3, find . |
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A. |
(-3,26) |
B. |
(3,10) |
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C. |
(3,-10) |
D. |
(0,10) |
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Hint |
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12. |
Triangle QRS with coordinates Q (3, 2), R (-2, 1) and S (1, -3) is rotated 180° on the coordinate plane. What are the coordinates of triangle Q'R'S'? |
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A. |
Q'(-3, -2), R'(-2, -1), S'(-1, -3) |
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B. |
Q'(-3, -2), R'(2, -1), S'(-1, 3) |
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C. |
Q'(-2, -3), R'(-1, 2), S'(-1, 3) |
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D. |
Q'(-2, -3), R'(2, -1), S'(-1, 3) |
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Hint |
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13. |
The vertex matrix of a triangle is  . Find the vertex matrix of its image after a reflection in 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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14. |
For a reflection in the x-axis, multiply the vertex matrix on the left by _____ . |
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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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