[extremelearning]

For those interested in this topic, I wrote a similar blog post on the geometric interpretation of the various trig functions, which also includes some similar diagrams for the hyperbolic trig functions: sinh, cosh, tanh, sech, etc.

http://extremelearning.com.au/trigonometry-visualised/

[fuzzybear3965]

A few sentences in.

> "Sanskirt for 'chord'

Sanskrit, you mean?

[extremelearning]

LOL! tx.