The measure of ∠ROS in ΔROS below is 60º. Homework Help ✎
The curved arrow represents the rotation of OR, beginning from the positive x‑axis. Through how many degrees has OR rotated?
If OR = 1, what are the exact lengths of OS and SR?
What are the exact coordinates of point R?
Remember that a whole circle is 360°.
Remember the 30°-60°-90° triangle.