Sine Cosine Values Unit Circle is an Other Game on Games at Drivepe.com. Play Sine Cosine Values Unit Circle Game for free in your browser and enjoy at Drivepe. Select sine, cosine or surprise me and then click on value that is the answer. Game tracks number attempts and accuracy.The cosine values are the x coordinates for the angle, and the sine values are the y coordinates. Review title page if you can't remember the coordinates.