| |
| |
1. |
In a tessellation, the sum of the measures of the angles of the polygons surrounding a point (at a vertex) is________. |
| |
|
A. |
720 |
B. |
180 |
| |
|
C. |
360 |
D. |
90 |
| |
|
Hint |
|
| |
2. |
Find the magnitude of  to the nearest tenth. |
| |
|
A. |
4.6 units |
B. |
5.4 units |
| |
|
C. |
29.0 units |
D. |
21.0 units |
| |
|
Hint |
|
| |
3. |
Which figure has a point of symmetry? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
Two intersecting lines have a rotation angle of 80°. What is the measure of the angle formed by the intersecting lines? |
| |
|
A. |
40° |
B. |
80° |
| |
|
C. |
180° |
D. |
160° |
| |
|
Hint |
|
| |
5. |
For which value is a dilation with that scale factor a congruence transformation? |
| |
|
A. |
0 |
B. |
2 |
| |
|
C. |
1 |
D. |
 |
| |
|
Hint |
|
| |
6. |
A square is reduced by a scale factor of . The area of the image is how many times the area of the preimage? |
| |
|
A. |
2 |
B. |
4 |
| |
|
C. |
|
D. |
 |
| |
|
Hint |
|
| |
7. |
Determine if a regular dodecagon will tessellate. |
| |
|
A. |
Yes, the sum of the interior angles is 1800 |
| |
|
B. |
No, the sum of the interior angles is 2160 |
| |
|
C. |
No, interior angle is 150 |
| |
|
D. |
Yes, interior angle is 216 |
| |
|
Hint |
|
| |
8. |
Find the magnitude of JK if J is (-2,-4) and K is (3,7) |
| |
|
A. |
11.2 |
B. |
18.2 |
| |
|
C. |
12.1 |
D. |
13 |
| |
|
Hint |
|
| |
9. |
If C (-2, 3) is reflected over the line y = x, what are its new coordinates? |
| |
|
A. |
(3, 2) |
B. |
(3, -2) |
| |
|
C. |
(2, -3) |
D. |
(2, -1) |
| |
|
Hint |
|
| |
10. |
The point W (-2, 1) is in quadrilateral WXYZ. If the quadrilateral is translated 3 units down and 2 units to the left, what are the coordinates of W'? |
| |
|
A. |
(2, -4) |
B. |
(-4, -2) |
| |
|
C. |
(0, -4) |
D. |
(0, 4) |
| |
|
Hint |
|
| |
11. |
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. |
| |
|
A. |
(-1, -2) |
B. |
(-2, 3) |
| |
|
C. |
(3, -6) |
D. |
(6, -3) |
| |
|
Hint |
|
| |
12. |
If two lines intersect so that the angle of rotation equals 98°, what is the angle formed by the intersecting lines? |
| |
|
A. |
98° |
B. |
49° |
| |
|
C. |
196° |
D. |
82° |
| |
|
Hint |
|
| |
13. |
For a reflection in the x-axis, multiply the vertex matrix on the left by _____ . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
14. |
For a 270° counterclockwise about the origin, multiply the vertex matrix on the left by _____ . |
| |
|
A. |
|
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|