The angles on the UNIT CIRCLE
Drag the red point around the unit circle. Find the 30, 45 and 60 angles that you have labeled on your unit circle; note the triangles formed.
~Find the other 3 angles that make the same size triangle as the triangle for the 30 degree angle.
~Find the other 3 angles that make the same size triangle as the triangle for the 45 degree angle.
~Find the other 3 angles that make the same size triangle as the triangle for the 60 degree angle.