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1. |
Suppose that, in a tessellation by regular hexagons and equilateral triangles, two hexagons meet at a vertex. How many of the triangles must meet at that vertex? |
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A. |
2 |
B. |
1 |
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C. |
3 |
D. |
4 |
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Hint |
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2. |
In quadrilateral ABCD,  _____. |
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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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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. |
(-2, -1) |
B. |
(8, 2) |
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C. |
(1, -2) |
D. |
(0, 2) |
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Hint |
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4. |
 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. |
(-2, -1) |
B. |
(2, -1) |
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C. |
(2, 1) |
D. |
(1, -2) |
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Hint |
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5. |
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. |
 |
B. |
1 |
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C. |
3 |
D. |
2 |
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Hint |
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6. |
If A(2, 4) is reflected over the x-axis, what are its new coordinates? |
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A. |
(2, -4) |
B. |
(4, 2) |
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C. |
(-2, -4) |
D. |
(-2, 4) |
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Hint |
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7. |
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 360° |
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B. |
No, the angle measures are only 330° |
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C. |
No, the angle measures are only 300° |
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D. |
Yes, the angle measures are 180° |
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Hint |
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8. |
If A (-2, -3) is reflected over the y-axis, what are the new coordinates of A' ? |
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A. |
(2, 3) |
B. |
(-2, 3) |
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C. |
(2, -3) |
D. |
(-2, -3) |
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Hint |
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9. |
If a triangle is translated then the preimage and the image must be _________. |
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A. |
parallel |
B. |
similar |
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C. |
congruent |
D. |
perpendicular |
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Hint |
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10. |
If two lines intersect so that the angle of rotation equals 98°, what is the angle formed by the intersecting lines? |
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A. |
49° |
B. |
82° |
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C. |
98° |
D. |
196° |
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Hint |
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11. |
A rectangle with length of 4 and width of 5 is enlarged by a scale factor of 3. What is the area of the enlargement? |
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A. |
20 square units |
B. |
180 square units |
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C. |
56 square units |
D. |
60 square units |
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Hint |
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12. |
Determine the direction of  =  to the nearest degree. |
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A. |
16° |
B. |
74° |
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C. |
276° |
D. |
344° |
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Hint |
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13. |
Which matrix could be used to translate a pentagon up 3 units and left 5 units on a coordinate plane? |
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A. |
 |
B. |
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C. |
5 |
D. |
 |
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Hint |
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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. |
 |
B. |
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C. |
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D. |
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Hint |
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