Law of Cosines

This is a study of non right triangles which are also known as Oblique Triangles

SAS and SSS

Worksheet

SAS and SSS

Solutions

Law of Cosines Applications

This is a study of how to apply applications for Law of Sines and Law of Cosines

Heading and Bearing

This video is about the definition of heading and bearing that will be used in applications.

Heading and Bearing Applications

This video is about the using the Law of Cosines in bearing that will be used in applications.

Heading and Bearing

Applications

Worksheet

Area

This video uses Heron’s Formula for computing the area of a triangle. This formula is a consequence of the Law of Cosines.

Area

Worksheet