SL AI – Trigonometry

Right angled triangles

Arcs and Sectors

Non right angled

Trig Graphs

Trig Review

3d Shapes


Traffic Light Coding for Unit

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Learning Outcomes
Trigonometric ratios in a right angled triangle. SOHCAHTOA.
Sine, cosine rules in non-right angled triangles; ambiguous case of the sine rule.
Area of a triangle ½absinC.
Using SOHCAHTOA with 3d shapes, including pyramids, cones, spheres, and combinations of these.
Using trigonometry in problem solving (Pythagoras’, elevation and depression).
Length of an arc and area of a sector in degrees.
Circular functions and their periodic nature.
Trig graphs and the transformation of trig graphs.
Real life trigonometric graphs and modelling.