The word 'trigonometry' comes from the Greek word "trigonon" which means triangle, and "metron" which means measurement. Trigonometry began as the computational component of geometry. Basic trigonometry is used to find unknown sides and angles in a right-angled triangle.
In this web page, I'm going to teach you something about trigonometry:
If you think this web page is not enough for you, I do have some other links through the internet, for you to get more information.
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