IB Mathematics (HL)/Trigonometry

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Contents 1 Topic 3: Core - Circular Functions and Trigonometry 1.1 Length of an Arc 1.1.1 Area of a Sector 1.2 Identities 1.2.1 Pythagorean Identities 1.3 Compound Angle Identities 1.3.1 Double Angle Identities 1.4 Sine and Cosine Rules and Triangle Areas 1.4.1 Sine Rule 1.4.2 Cosine Rule 1.4.3 Area of a Triangle

[edit] Topic 3: Core - Circular Functions and Trigonometry

Circular functions are based upon the unit circle.

[edit] Length of an Arc

[edit] Area of a Sector

[edit] Identities

[edit] Pythagorean Identities

[edit] Compound Angle Identities

[edit] Double Angle Identities

[edit] Sine and Cosine Rules and Triangle Areas

[edit] Sine Rule

[edit] Cosine Rule

[edit] Area of a Triangle