Name:    Lesson 4 - Symmetry on the Coordinate Plane

1.

Choose the correct description for the combined shape below.

 a. It has no line symmetry and no rotation symmetry. b. It has line symmetry, but no rotation symmetry. c. It has no line symmetry, but does have rotation symmetry. d. It has line symmetry and rotation symmetry.

2.

How was figure ABCD transformed to create in question 1?
 a. rotation about the origin c. reflection in the y-axis b. reflection in the x-axis d. reflection in the line y = x

3.

Choose the correct description of the combined shape below.

 a. It has no line symmetry and no rotation symmetry. b. It has line symmetry, but no rotation symmetry. c. It has no line symmetry, but does have rotation symmetry. d. It has line symmetry and rotation symmetry.

4.

How was figure ABCD transformed to create in question 3?
 a. rotation about the origin c. reflection in the y-axis b. reflection in the x-axis d. reflection in the line y = x

5.

Choose the correct description of ABC and .

 a. It has no line symmetry and no rotation symmetry. b. It has line symmetry, but no rotation symmetry. c. It has no line symmetry, but does have rotation symmetry. d. It has line symmetry and rotation symmetry.

6.

How was ABC transformed to create in question 5?
 a. reflection in the x-axis c. translation (R5, D3) b. translation (R3, D5) d. rotation about the origin

7.

is reflected across the y-axis. What are the coordinates of , , and ?

 a. (6, -6), (3, -2), and (1, -8) c. (-6, -6), (-2, -3), and (-8, -1) b. (6, 6), (2, 3), and (8, 1) d. (-6, 6), (-2, 3), and (-8, 1)

8.

is reflected across the line y = x. What are the coordinates of , , and ?

 a. (6, 6), (2, 3), and (8, 1) c. (-6, -6), (-2, -3), and (-8, -1) b. (-6, 6), (-2, 3), and (-8, 1) d. (6, -6), (3, -2), and (1, -8)

9.

is rotated 180° about the origin. What are the coordinates of , , and ?

 a. (6, -6), (2, -3), and (8, -1) c. (6, 6), (2, 3), and (8, 1) b. (6, -6), (3, -2), and (1, -8) d. (-6, 6), (-2, 3), and (-8, 1)

10.

is reflected across the x-axis. What are the coordinates of , , and ?

 a. (6, -6), (2, -3), and (8, -1) c. (6, 6), (2, 3), and (8, 1) b. (-6, -6), (-2, -3), and (-8, -1) d. (6, -6), (3, -2), and (1, -8)