CPM Teacher TutorialsCPM College Transition eTools & VideosPre-Calculus with Trig - T Chapter 4PCT 4.1.1: Unit Circle with Reference Angles Teacher Demo (Desmos)

PCT 4.1.1: Unit Circle with Reference Angles Teacher Demo (Desmos)

Click the link below.

1. 30 Degree Reference Triangles:

  • Find the radian or degree measurements at the left.
  • Find the points on the graph.
  • Click the folder icon at the left for the desired measurement.
30 Degree Reference Triangles:

2. 45 Degree Reference Triangles:

  • Find the radian or degree measurements at the left.
  • Find the points on the graph.
  • Click the folder icon at the left for the desired measurement.
45 Degree Reference Triangles:

3. 60 Degree Reference Triangles:

  • Find the radian or degree measurements at the left.
  • Find the points on the graph.
  • Click the folder icon at the left for the desired measurement.
60 Degree Reference Triangles: