Thoughts from a 21st century educator.
This applet confirms that no matter what triangle you use, the Sine law applies.
Drag A, B or C and see the effect on the Cosine Law.
[geogebra]sine_law.ggb[/geogebra]
Created by David Wees on August 30th, 2007 using GeoGebra - Dynamic Mathematics for Schools
| Attachment | Size |
|---|---|
| sine_law.ggb | 1.29 KB |