O-LevelMathematicsGeometry4024/12 · May/June 2016 · Q123 Marks
The diagram below shows triangle ABC. [Figure 12.1]
- (a)(i)On the diagram construct the locus of points inside the triangle that are 3.5 cm from A,[1]
- (a)(ii)On the diagram construct the locus of points inside the triangle that are equidistant from AC and BC.[1]
- (b)On the diagram, shade the region inside the triangle containing the points that are more than 3.5 cm from A and closer to AC than to BC.[1]
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 (May/June 2016). The mark or mark type is shown in brackets.
- [1] (a) (i) arc radius 3.5 cm, centre A
- [1] (a) (ii) bisector of angle ACB
- [1] (b) Correct region shaded
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