O-LevelMathematicsGeometry4024/11 · Oct/Nov 2015 · Q193 Marks
The land region shown has wheat storage depots at A, B and C. [Figure showing an irregular land region with points A, B, C and a North arrow.]
- (a)Given that the bearing of C from A is 115°, find the bearing of A from C.[1]
- (b)Local farmers take their wheat to the nearest depot. By drawing suitable accurate constructions, find and shade the region which is served by the depot at B.[2]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2015). The mark or mark type is shown in brackets.
- [1] (a) 295°
- [2] (b) Perpendicular bisectors of AB and BC with region around B shaded
- [2] B1 for either perpendicular bisector correct
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