| |
| |
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? |
| |
|
A. |
1 |
B. |
2 |
| |
|
C. |
4 |
D. |
3 |
| |
|
Hint |
|
| |
2. |
Which term describes the tessellation below? |
| |
|
 |
| |
|
A. |
semi-regular |
B. |
not uniform |
| |
|
C. |
none of these |
D. |
uniform |
| |
|
Hint |
|
| |
3. |
In quadrilateral ABCD,  _____. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
What type of transformation results from successive reflections about two parallel lines? |
| |
|
A. |
translation |
B. |
rotation |
| |
|
C. |
dilation |
D. |
turn |
| |
|
Hint |
|
| |
5. |
A dilation with center C and a scale factor k maps A onto D and B onto E. If AB = 4 and DE = 10, find | k |. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
6 |
| |
|
Hint |
|
| |
6. |
Which letter shown has no lines of symmetry? |
| |
|
 |
| |
|
A. |
C |
B. |
D |
| |
|
C. |
W |
D. |
Z |
| |
|
Hint |
|
| |
7. |
Which figure does not have a point of symmetry? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
8. |
Which is not a true statement about a translation? |
| |
|
A. |
A translation is often referred to as a glide. |
| |
|
B. |
The congruence of shapes is preserved in a translation. |
| |
|
C. |
A translation in the coordinate plane must reflect over the x-axis or y-axis. |
| |
|
D. |
The orientation of an image is the same as its preimage. |
| |
|
Hint |
|
| |
9. |
If two lines intersect so that the angle of rotation equals 98°, what is the angle formed by the intersecting lines? |
| |
|
A. |
82° |
B. |
98° |
| |
|
C. |
49° |
D. |
196° |
| |
|
Hint |
|
| |
10. |
If point C (3, -2) is rotated 180° on the coordinate plane, what are the coordinates of C'? |
| |
|
A. |
(2, 3) |
B. |
(-2, -3) |
| |
|
C. |
(-3, -2) |
D. |
(-3, 2) |
| |
|
Hint |
|
| |
11. |
Which statement is true about dilations? |
| |
|
A. |
Dilations form congruent images. |
| |
|
B. |
Dilations are the combination of two reflections. |
| |
|
C. |
Dilations are isometries. |
| |
|
D. |
Dilations form similar images. |
| |
|
Hint |
|
| |
12. |
What is the component form of  for A(23, 21) and B(-18, 1)? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
13. |
Which matrix could be used to translate a pentagon up 3 units and left 5 units on a coordinate plane? |
| |
|
A. |
5 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
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. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|