E3: Trig Graphs

From the DfE Mathematics AS and A-Level Content (LINK):

Radians

E3-09 Trig Graphs: Two Triangles in Radians to Learn

E3-10 Trig Graphs: Testing Yourself on Exact Values of sin(x), cos(x) & tan(x)

E3-11 Trig Graphs: Quickly Sketching y = sin(x) in radians

E3-12 Trig Graphs: Quickly Sketching y = cos(x) in radians

E3-13 [Trig Graphs: Quickly Sketching y = tan(x) in radians