*2. An arctic village skiing trail has a 1-kilometer radius. A skier started at the position (1, 0) on the coordinate axes and skied counter-clockwise. After skiing counter-clockwise, the skier paused

for a rest at the point (0.5, 0.87). a. Describe what the value 0.5 represents and illustrate this measurement (value) on the axes from Exercise #1. b. Describe what the value 0.87 represents and illustrate this measurement (value) on the axes from Exercise #1.