**Video Links**

Triangles

Finding Missing Sides of Right Triangle- Example

Solving for Missing Angles in Right Triangles- Example

SSS Area of a Triangle (Heron’s Formula)

Vectors

Calculating Magnitude of a Vector from Graph

Calculating Magnitude of a Vector from Components

Adding and Subtracting Vectors

Graphically Adding and Subtracting Vectors

Direction Angle of Vectors (Quadrant 1 and 2)

Direction Angle of Vectors (Quadrant 3 and 4)

Vector Components from Magnitude and Direction

Vector Applications- Example 1

Vector Applications- Example 2

Vector Applications- Example 3

**Class Notes**

Law of Cosines and Triangle Area

Extra Practice (Coming Soon)