For a quarter-turn, the safest route is to track the coordinate directions themselves. We’ll follow where the positive horizontal and vertical unit vectors move, use those images to rebuild a general point, and check both the turn direction and preserved distance before stating the coordinate rule.
Inside Gozunta
Turn the preview into practice.
More than a preview
Gozunta lets you study this problem—and more than 10,000 others.
Create targeted learning sessions, use hints, check your answer, read the walkthrough, watch the video, print the work, and track your progress.