Finding Trigonometric Function Values using a 454590 Reference Triangle math

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=aQhPkt2XdKE

This video explains how to find trigonometric function values using a 45-45-90 reference triangle.

math, maths, short, trigonometry, trig, reference, triangle, right, 45, 90, sine, cosine, tangent, sin, cos, tan, james, sousa, mathispower4u, shorts
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