Question

Any tips on remembering the unit circle?

Answer 1

try to see the patterns on the attached cheat sheet

Answer 2

also best to memorize the 30 - 60 - 90 triangle
\[\frac{\pi}{6},\frac{\pi}{3},\frac{\pi}{2}\] if you are doing it in radians. also 45,45 90 aka
\[\frac{\pi}{4},\frac{\pi}{4}, \frac{\pi}{2}\]