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Stage 5.1
Trigonometry Q 4 on words 8:01
Trigonometry Exercise 8:02
8:02 Trigonometric Ratios
Using a Calculator to work out Angles
8:03 Finding Unknown Sides
Using a Calculator to work out Sides (example from 8:03)
8:04 Finding Unknown Angles
8:05 Angles of Elevation and Angles of Depression
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