A video explaining how to solve problems using trigonometry and pythagoras in 3D. This is suitable for the GCSE higher maths course.
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Topic requested by ‪@dzung1969‬
0:00 Introduction
1:08 Exploring right angled triangles
2:24 Example 1
3:18 Example 2
4:08 Example 3
5:35 Example 4
8:03 Example 5
12:12 Example 6
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