If figure A is Rotated 90 degrees counter clockwise about C, What is the new position of the figure? Explain your answer. Please give the coordinates of the new figure after the rotation.

Find the image of the points (1,2) and (-2,-3) after the rotation about an angle of  270 degrees counter-clockwise.

Find the image of the △EFG with the coordinates E(-3,1), F(-4,-2) and G(-2,-2) after the rotation through an angle of 90 counterclockwise?

Rotating 90 degrees counterclockwise about the origin