Law of Cosines
This lesson involves visualizing and exploring the Law of Cosines.
Law of Sines
This lesson involves exploring the relationship known as the Law of Sines.
Proof of Identities
This lesson involves discovering, visualizing, and proving trigonometric identities.
Radio Station KTNS
This lesson involves determining the distance one can hear a radio station as a function of the range of the station.
Relatives of the Sine Law
This lesson involves investigating several variations of the Law of Sines.