Foundation June 2024 Paper 1 Q17
17 Triangle A is drawn on the grid below.
Enlarge triangle A with scale factor \(\dfrac{1}{2}\) and centre of enlargement \((0, 0)\). [3]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| Triangle drawn with vertices at \((2, 2)\), \((4, 2)\), \((4, 3)\) | 3 | B2 for scale factor \(\frac{1}{2}\) but wrong centre or for correct centre but wrong scale factor or for 3 correct vertices but no triangle drawn or B1 for 2 correct vertices or a proportional enlargement with incorrect centre | Condone freehand, mark intent Red overlay scores 3 B2 includes enlargement in correct proportions with horizontal side touching both the green and red lines For B1 and B2 sf \(\ne\) 1 Similar shape with correct orientation |