Foundation June 2019 Paper 2 Q20
20.
Diagram not drawn to scale
Calculate the size of angle \(f\). [3]
| Scheme | Marks | Comments |
|---|---|---|
| \(\sin f = 8.4/12.3\) | M1 | |
| (\(f\) =) 43(.07...\(^\circ\)) | A2 | A1 for (\(f\) =) \(\sin^{-1}0.68(29...)\) |
| (3) |
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