The measure of ∠ROS in ΔROS below is 60°. Homework Help ✎
The curved arrow represents the rotation of
, beginning from the positive x-axis. Through how many degrees has rotated?
If OR = 1, what are the exact length 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.