Foundation June 2024 Paper 1R Q9
9 The diagram shows three points, \(A\), \(B\) and \(C\), marked on a grid.

(a) Write down the coordinates of \(A\) (1)
(b) Find the coordinates of the midpoint of \(AB\) (2)
\(D\) is the point on the grid so that \(ABCD\) is a rectangle.
(c) Find the coordinates of \(D\) (2)
| Scheme | Marks |
|---|---|
| (–4, 2) | B1 |
| (1) |
Notes
B1: cao
| Scheme | Marks |
|---|---|
| (–1, 3) | B2 |
| (2) |
Notes
B2: (B1 for (–1, \(y\)) or (\(x\), 3) or (3, –1) or the midpoint of \(AB\) unambiguously shown on diagram)
| Scheme | Marks |
|---|---|
| (–3, –1) | B2 |
| (2) | |
| (5 marks) |
Notes
B2: (B1 for (–3, \(y\)) or (\(x\), –1) or (–1, –3) or \(D\) marked correctly on the diagram)