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2 months ago
WildTrig5: Applications of rational trigonometry
Rational trigonometry is applied to solve four examples of practical problems, concerning a flagpole, a ladder, a kite and the distance from a poin...
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2 months ago
WildTrig4: Five main laws of rational trigonometry
We derive from first principles the main laws of rational trigonometry, using the concepts of quadrance and spread to replace the usual distance an...
horstmueller1000
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What is not "simple" or "natural" to me - at least, it does not come naturally to me - is when the hight is outside the triangle. The same difficulty with me, when I look at a spread and make it open more than the perpendicular...
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2 months ago
WildTrig2: Quadrance via Pythagoras and Archimedes
We show how the basic notion of rational trigonometry---quadrance---ari
ses from the geometry of the ancient Greeks. The little-known sister theorem...
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Why should I allow the maximum to be not a triangle - too much for me, right now. So, you want to make me rethink my view? Okay, I still have to work through only the first ten of your lectures. (Which I do slowly.... but I still do.... ).