When you rotate 90 degrees clockwise, it is the same as 270 degrees counterclockwise.
Rotate the point (-4,5) 270 clockwise. Whats would the coordinate of the image be?
What are the new coordinates when you rotate the point (4,3) 90 degrees counterclockwise about the origin?
How do you get from the coordinates D(-4,-3) E(-5,4) to D'(3,-4) E'(-4,-5)?
What are the new coordinates when you rotate G (4,5) 90 degrees clockwise?