O-LevelMathematicsGeometry4024/12 · May/June 2017 · Q22 Marks
Shade one more small triangle in the shape below to make a pattern with one line of symmetry. [Figure 2a]
- (a)Shade one more small triangle in the shape below to make a pattern with one line of symmetry. [Figure 2a][1]
- (b)Shade two more small triangles in the shape below to make a pattern with rotational symmetry of order 2. [Figure 2b][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 2017). The mark or mark type is shown in brackets.
- [1] (a) (Diagram showing one shaded triangle to create vertical symmetry)
- [1] (b) (Diagram showing two shaded triangles to create rotational symmetry of order 2)
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