A pre-mage point is rotated 90^circ clockwise. If the pre-image point had the coordinates (3, -5), what are the coordinates of its image point?

1 Answer
Jul 31, 2018

color(brown)("Coordinates of its image point " A' (-5, -3)

Explanation:

![https://www.onlinemath4all.com/http://algebraic-representations-of-rotations.html](https://useruploads.socratic.org/VDbQTQqHTk2bbFn0N4vu_quadrant%20signs.GIF)

A (3, -5), " rotated about origin by " pi/2 " clockwise"

color(brown)(A (3, -5) to A' (-5, -3)