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Theorems About Triangles Videos
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This video explains the vertical angle theorem. Learn about supplementary angles, adjacent angles, and linear pairs, plus bungee jumping. Intersect...
The triangle inequality theorem states that no two sides, when added, can be less then the length of the third side. However, that doesn't stop our...
Sine is the opposite over the hypotenuse; cosine is the adjacent over the hypotenuse; and tangent is the opposite side over the adjacent side....