Rotations

Front

Triangle A is rotated 90° clockwise with the origin as the center of rotation. Which triangle shows the new location? Options: A, B, C, D

Back

B

Front

Which rule describes rotating 90° clockwise? Options: (x,y)→(y, -x), (x,y)→(-x,-y), (x,y)→(-y,x), (x,y)→(x,y)

Back

(x,y)→(y, -x)

Front

Which rule describes rotating 90° counterclockwise? Options: (x,y)→(y, -x), (x,y)→(x,y), (x,y)→(-x,-y), (x,y)→(-y,x)

Back

(x,y)→(-y,x)

Front

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

Back

(-8,7)

Front

How many degrees does this shape rotate counterclockwise about the origin?

Back

270°

Front

How many degrees was the figure rotated?

Back

90 degrees clockwise

Front

Rule for rotating 270° counterclockwise:

Back

(x,y)→(y, -x)

Front

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

Back

(-8,7)

Front

Rotate the point (-3,-4) around the origin 180 degrees clockwise.

Back

(3,4)

Front

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

Back

A