Higher November 2022 Paper 4 Q5
5 B is 12 km due east of A.
C is south-east of A and on a bearing of 225° from B.
Complete the diagram to show the positions of A, B and C.
Show clearly the values of all three angles in triangle ABC.
Scale: 1 cm represents 2 km
[4]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| Accurate and correct isosceles triangle with A, B and C points labelled and angles 45°, 45° and 90° correctly labelled | 4 | B1 for B 6 cm (± 2 mm) due east of A (± 2°) B1 for C from A B1 for C from their B For those who put B due west of A, award the second B1 if their C is marked at 225 ± 2° from A and the third B1 if their C is marked at 135 ± 2° from B | condone dotted lines and accept symbol for 90° line accurately drawn or point B marked 6 cm (±2 mm) and east (90 ± 2°) from A line accurately drawn or C marked at 135 ± 2° from A line accurately drawn or C marked at 225 ± 2° from B |