Wednesday, April 24, 2013

Unit circle

The unit circle that I learned how to find the point I always think cot and tan is same and reference angle I always does not know how to find it but now I get it.(-_-)zzz

1 comment:

  1. The reference angle always relates to an angle between 0 & pi/2. This helps us find coordinate values faster be relating it to an angle we know in the first quadrant!

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