3.4 Rotations Study Guide

Front

What is the rule for rotating an image 90 degrees counterclockwise?

Back

( x , y ) --> ( -y , x )

Front

What is the rule for rotating an image 180 degrees?

Back

( x , y ) --> ( -x , -y )

Front

What is the rule for rotating an image 270 degrees counterclockwise?
Options:

( x , y ) --> ( -x , -y )

,

( x , y ) --> ( -y , x )

,

( x , y ) --> ( y , -x )

Back

( x , y ) --> ( y , -x )

Front

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

Back

(3,4)

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 (-5,8) around the origin 270 degrees counterclockwise. Options: (-8,5), (8,-5), (8,5), (5,-8)

Back

(8,5)

Front

Rotate the point (5,5) around the origin 180 degrees counterclockwise. Options: (5,-5), (5,5), (-5,5), (-5,-5)

Back

(-5,-5)

Front

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

Back

(3,4)

Front

Point A (-3, 5) is rotated 270 counterclockwise degrees about the origin. What are the coordinates of its image?

Back

(5, 3)

Front

Coordinate of A' after rotating ABCD 90° counterclockwise about the origin? Options: (-5, 5), (-3, 5), (-5, 3), (-3, 3)

Back

(-5, 3)