O-LevelMathematicsVectors and transformations4024/12 · May/June 2019 · Q164 Marks
[Figure grid with Triangle A and Triangle B] Triangle A and triangle B are drawn on the grid.
- (a)Describe fully the single transformation that maps triangle A onto triangle B.[2]
- (b)Triangle A is mapped onto triangle C by an enlargement with centre (0, 3) and scale factor -2. On the grid, draw triangle C.[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 (May/June 2019). The mark or mark type is shown in brackets.
- [2] (a) Translation (-7, 4)
- [B1] for translation
- [B1] for (-7, 4)
- [2] (b) Correct enlargement, vertices (2, 5), (6, 5), (6, 3)
- [B1] for correct size and orientation, incorrect position
- [B1] or for enlargement scale factor 2, centre (0, 3)
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