Rotation Review

A transformation that “turns” a figure about a fixed point at a given angle and a given direction.

• reflection

• translation

• rotation

• dilation

Rotate K (7, 8) around the origin 90° counterclockwise. State the image of K'.

• K' (-7, -8)

• K' (8, -7)

• K' (-8, 7)

• K' (8, 7)

How many degrees was the figure rotated?

• 90 degrees counterclockwise 

• 180 degrees

• 90 degrees clockwise

If you were to rotate ABCD 180°  about the origin, what would the coordinate of A' be?

• (-5, 5)

• (-3, -5)

• (-5, 3)

• (-3, 3)

If you were to rotate ABCD 90° counterclockwise about the origin, what would the coordinate of A' be?

• (-5, 5)

• (-3, 5)

• (-5, 3)

• (-3, 3)

What is this picture an example of? 

• An angle

• A cat vertex 

• Rotation 

• Dilation

If you were to rotate ABCD 180° about the origin, what would the coordinates of D' be?

• (0, 0)

• (-6, -5)

• (-1, 3)

• (-6, 2)

Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.

• (-4,-3)

• (-4,3)

• (4,-3)

• (3,4)

What type of rotation does this represent (from red to blue)?

• 270⁰ clockwise

• 360⁰

• 90⁰ counterclockwise

• 180⁰

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

• A

• B

• C

• D