2.10.2017

Trigonometrical circle of a tangent

Last time I drew for you a unit circle of cotangent. Now you can look at a trigonometrical circle of tangent.


Trigonometrical circle of a tangent. Mathematics For Blondes.
Trigonometrical circle of a tangent
 There is no sense here. There are angles and values of tangents. If you want to understand sense of a tangent and cotangent, look here.

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