Rotations in the Coordinate Plane

How many degrees was the figure rotated?

• 90 degrees counterclockwise 

• 180 degrees

• 270 counterclockwise 

• 90 degrees clockwise

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 coordinates of B' be?

• (0, 0)

• (-6, -5)

• (-1, 3)

• (-6, 2)

The image A'B'C' is a rotation of ABC.

• True

• False

Identify the transformation from B to D.

• 90^o Clockwise Rotation

• 180^o Rotation

• 270^o clockwise Rotation

• 360^o Rotation

The image C'D'E' is a rotation of CDE.

• True

• False

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

Which is a complete and accurate description of the transformation pictured?

• Rotation 90 degrees counterclockwise about the origin

• Rotation 180 degrees about the origin

• Rotation 90 degrees clockwise about the origin

• None of these

What is the rule for rotating a figure 90 degrees counter-clockwise

• (-y, x)

• (-x, -y)

• (y, -x)

• (-y, -x)

Rotate the point (5,5) around the origin 180 degrees counterclockwise. State the image of the point.

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

• (5,-5)

• (5,5)

• (-5,5)

• (-5,-5)