Trigonometry Grade 12: L3 | Sin rule and double angles ( 3 Dimensional problems)

Grade 12 Mathematics Three Dimensional Trigonometry. How to use the sine or sin rule and a double angles in a 3D question. This video can also be watched by Technical maths students with great success. Also visit my website and find the whole grade 11 and 12 syllabus which include Algebra, Euclidean Geometry, Probability and Statistics https://onlinemaths.co.za/ Playlist:    • Trigonometry Grade 12 Mathematics   #trigonometry #maths #grade12