Foundation January 2019 Paper 1R Q6
6 The diagram shows a triangle \(ABC\) drawn on a grid.

(a) Write down the coordinates of point \(B\). (1)
(b) On the grid, mark with a cross (×) the point with coordinates (4, −1)
Label this point \(D\). (1)
Label this point \(D\). (1)
(c) What type of triangle is triangle \(ABC\)? (1)
(d) Find the coordinates of the midpoint of the line \(AC\). (2)
| Scheme | Marks |
|---|---|
| (6, 2) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(D\) plotted | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| Isosceles | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(\dfrac{2+4}{2},\ \dfrac{2+7}{2}\) | M1 |
| (3, 4.5) | A1 |
| (2) | |
| (5 marks) |
Notes
M1: or one coordinate correct or (4.5, 3)