Pythagorean Trigonometric Identity (1)

Autor:Tim Brzezinski

This applet shows the derivation of one of the most frequently used trigonometric identities. How, specifically, does it relate to the Pythagorean Theorem?

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Model sferyczny - dwunastościan-dwudziestościan
Viviani's Curve
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Example 3
QuadraticEquation
Telo iz kvadrata piramida...

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