Rotations Lesson

Describing Rotations

March 3rd, 2021

Multiple Choice

Triangle A is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Multiple Choice

Triangle B is rotated 90° counterclockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Multiple Choice

Triangle C is rotated 180° clockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Multiple Choice

Triangle A is rotated 270° counterclockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Multiple Choice

What is the image of T(-4, 1) after a 180^o CCW rotation?

Rule: (x, y) -------- (-x,-y)

• T'(4, -1)

• T'(-4, -1)

• T'(1, -4)

• T'(-1, 4)

Multiple Choice

Rotate the point (-5,8) around the origin 90 degrees clockwise. State the image of the point.

• (-8,5)

• (8,-5)

• (8,5)

• (5,-8)

Multiple Choice

Rotate the point (7,8) around the origin 90 degrees counterclockwise.

State the image of the point.

• (-7,-8)

• (8,-7)

• (-8,7)

• (8,7)