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1. |
Which term describes the tessellation shown? |
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A. |
none of these |
B. |
regular |
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C. |
not uniform |
D. |
uniform |
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Hint |
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2. |
Which term describes the tessellation below? |
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A. |
not uniform |
B. |
uniform |
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C. |
none of these |
D. |
semi-regular |
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Hint |
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3. |
Suppose  and  Which ordered pair represents  ? |
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A. |
(14, 21) |
B. |
(-5, 12) |
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C. |
(-3, 3) |
D. |
(-10, 3) |
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Hint |
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4. |
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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5. |
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. |
(3, 2) |
B. |
(5, 2) |
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C. |
(1, -6) |
D. |
(5, -6) |
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Hint |
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6. |
 has vertices A(3, 7), B(-2, 1), and C(4, -1). Suppose the triangle is rotated 180° to form  . What are the coordinates of B'? |
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A. |
(1, -2) |
B. |
(2, -1) |
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C. |
(-2, -1) |
D. |
(2, 1) |
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Hint |
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7. |
If  = (0,4) and  = (-1,6), and  = 2 -3, find . |
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A. |
(3,-10) |
B. |
(0,10) |
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C. |
(-3,26) |
D. |
(3,10) |
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Hint |
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8. |
Which figure does not have a point of symmetry? |
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A. |
 |
B. |
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C. |
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D. |
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Hint |
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9. |
If Q (3, 4) of triangle QRS is translated by reflecting it about the graph of y = -1, what are the coordinates of Q'? |
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A. |
(4, -5) |
B. |
(-5, 4) |
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C. |
(-6, 3) |
D. |
(3 -6) |
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Hint |
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10. |
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'(-2, -3), R'(-1, 2), S'(-1, 3) |
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C. |
Q'(-2, -3), R'(2, -1), S'(-1, 3) |
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D. |
Q'(-3, -2), R'(-2, -1), S'(-1, -3) |
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Hint |
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11. |
A dilation with center C and a scale factor of k maps L to M and P to Q. If LP = 12 and MQ = 10, find |k|. |
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A. |
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B. |
-2 |
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C. |
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D. |
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Hint |
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12. |
A dilation with center C produced quadrilateral RSTV. What is the scale factor? |
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A. |
12 |
B. |
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C. |
9 |
D. |
2 |
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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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Hint |
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14. |
Use a matrix to find the coordinates of the endpoints of the image of  with A(-6, 6) and B(9, -8) after a reflection in the line y = x. |
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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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