Question 8: A Spherical Right Triangle

Author:Steve Phelps

In a spherical triangle, with exactly one right angle, (a) What are the possibilities for the two oblique (nonright) angles? (b) How can we think about the sides of the triangle?

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apec
bewijs stelling van Pythagoras
z`]]
探究長方形對角線上的正方形數目
Example of using color palette

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The carousel of tetrahedra
Zwaartelijn Vierhoek
regular polygon
BW flag
Exploring Nets of Geometric Solids

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Function Graph
Root
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