Rotate the point (0,−6)(0, -6)(0,−6) by 90∘90^\circ90∘ clockwise about the origin.
(−6,0)(-6, 0)(−6,0)
(6,0)(6, 0)(6,0)
(0,6)(0, 6)(0,6)
(−6,6)(-6, 6)(−6,6)