Question

Point A is located at (-3, 0) and is rotated 90°. What are the coordinates of point A'?

(-3, 0)

(0, -3)

(3, 0)

(0, 3)

Answer 1

(0,-3)

Explanation:

Rotating a point 90° from the second quadrant to the third on a (x,y) graph follows the transformation,

(x,y) → (-x,y)