Samir draws ΔPQR in the coordinate plane as shown. Then he rotates ΔPQR90° counterclockwise around the origin to form ΔP'Q'R'. Samir incorrectly says the coordinates of Q' are (5, -4). What is the correct answer? How might Samir have gotten his answer? Explain your reasoning.

Samir draws ΔPQR in the coordinate plane as shown Then he rotates ΔPQR90 counterclockwise around the origin to form ΔPQR Samir incorrectly says the coordinates class=