Rachel
About
Khan Academy on a Stick
Law of sines for missing angle
Law of cosines and law of sines
Law of cosines
Law of cosines to determine grade
Law of cosines for star distance
Law of sines
Law of sines for missing angle
Proof of the law of cosines
Proof: Law of sines
Your browser does not support Flash or HTML5 video. You can:
upgrade your browser
install Flash
try this direct link
If the above player doesn't work,
try this direct link
.