UNIT 3.2. Trigonometry

Formulae (SL & HL)

Radians

Common Angles in Radians

Sine and Cosine in the Unit Circle

Unit Circle

Arc Length

Area of a Sector

Sine Rule

Cosine Rule

Area of any Triangle

tan (θ)

cosec (θ)

sec (θ)

cot (θ)

Pythagorean Identity (Trigonometry)

sin(2θ) - Double Angles

cos(2θ) - Double Angles

tan(2θ) - Double Angles

sec²(θ)

cosec²(θ)

sin (A±B) - Compound Angles

cos (A±B) - Compound Angles

tan (A±B) - Compound Angles

Transformations (Trigonometry)

Graphs of sin(x), cos(x) and tan(x)

Periodicity of Angles in Radians