N3 Mathematics

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Graphs of sin θ, cos θ and tan θ Remember sin graph starts at 0 Amplitude and period transformations Calculator to test answers:...

Right Angled Triangles Sine Rule  Determine the sides Determine the angles Cosine Rule Determine the sides Determine t...

30°, 45° and 60° 45°, 45°, 90°  When you work with trig and radians,  π means the same as 180 ° because 2 π radians is a ful...

Identities  Proving trigonometric identities Solving trigonometric equations using identities

Using CAST Equations with multiple angles Trigonometric equations that factorise Solving a trigonometric equation by usi...

Basic Trigonometry: Sin, Cos, Tan  Relation between the trigonometric functions