Rachel
About
Khan Academy on a Stick
Proof: Law of Sines
A simple proof of the Law of Sines
Law of cosines and law of sines
Law of cosines example
Proof of the law of cosines
Proof: Law of Sines
Your browser does not support video. Please get the latest version of Google Chrome, Firefox, IE, or Safari. Alternately, you can try the link below if you have VLC or another media player installed.
If the above player doesn't work, you can
try this direct link
.