Foundation January 2020 Paper 2R Q7
7 \(P\), \(Q\) and \(R\) are three points marked on a grid.

(a) Write down the coordinates of point \(Q\). (1)
\(S\) is the point such that \(PQRS\) is a rectangle.
(b) Find the coordinates of point \(S\). (1)
(c) Find the coordinates of the midpoint of \(PR\). (2)
| Scheme | Marks |
|---|---|
| (2, 3) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| (−3, −1) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| (−0.5, 1) | B2 |
| (2) | |
| (4 marks) |
Notes
B2: B1 for \((-0.5, y)\) or \((x, 1)\) or \((1, -0.5)\)