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Extended Law of Sines
Author:
Steve Phelps
Topic:
Sine
The
Extended Law of Sines
is used to relate the radius of the circumcircle of a triangle to and angle/opposite side pair.
= 2R. Below is a short proof. Drag point A so that side AB is a diameter of the circumcircle.
GeoGebra
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အခြေခံ data အခေါ်အဝေါ်များ
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