2.4 Trigonometry
Curriculum content
Curriculum content
Trigonometry in right angled triangles. Finding the lengths. Video tutorials. Practice
Trigonometry in right angled triangles. Finding the angles. Practice
More trig videos if the others were no good. Video summary.
Harder questions. Multi-step questions
Sin rule. Video tutorial 1. Video tutorial 2
Mulitstep problems in cosine and sin rules. Video example 1. Video example 2. Video example 3
Area of non-right-angled triangle Area of non-right angled triangle
Area of a sector using degrees Area of sector
Arc length using degrees Arc length using degrees