The Sine Rule

Here is the vodcast of the explination I gave today about the Sine Rule and how to use it to find an unknown side and angle

sinerule

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Trigonometry on the Unit Circle

This vodast covers the concepts of expanding our understanding to angles greater than 90 degrees, our first introduction into trigonometry as a a periodic function. Let me know if the zoom is annoying – I can remove it (big file 16 MB) Video File Here

trig-on-the-unit-circle-no-zoom

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