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Exact values of trigonometric ratios in the quarter circle
Author:
Daniel Mentrard
Topic:
Circle
,
Ratios
,
Trigonometry
http://dmentrard.free.fr/GEOGEBRA/Maths/Export5/trigratcersMD.html
http://dmentrard.free.fr/GEOGEBRA/Maths/Export5/trigratcersMD.html
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