RBISIR TRIGO

RBISIR TRIGONOMETRY SHORT NOTES

Trigonometry studies relationships between angles and sides of triangles. Key notes include

• Definition
• Unit Circle
• Pythagorean Identity

The key properties and formulas include:

• Sine Function
• Cosine Function
• Tangent Function
• Addition Formulas

Important special angle values and formulas:

• Special Values
• Law of Sines
• Law of Cosines
• Double Angle Formulas