Question 1 [2 marks]
(a) 058° (accept reasonable measurement tolerance, typically within ±2°).
(b) Construction: from A, measure a bearing of 148° and mark C at the correct scaled distance for 350 m (±2° and ±5% distance tolerance).
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(a) 058° (accept reasonable measurement tolerance, typically within ±2°).
(b) Construction: from A, measure a bearing of 148° and mark C at the correct scaled distance for 350 m (±2° and ±5% distance tolerance).
(a) 2.4 km (accept answers within ±5% from careful measurement).
(b) Construction: from A, measure a bearing of 210° and mark C at the correct scaled distance for 1.25 km (±2° and ±5% distance tolerance).
(a) 132° (accept reasonable measurement tolerance, typically within ±2°).
(b) Construction: from A, measure a bearing of 042° and mark C at the correct scaled distance for 600 m (±2° and ±5% distance tolerance).
(a) 650 m (accept answers within ±5% from careful measurement).
(b) Construction: from A, measure a bearing of 168° and mark C at the correct scaled distance for 400 m (±2° and ±5% distance tolerance).
(a) 215° (accept reasonable measurement tolerance, typically within ±2°).
(b) Construction: from A, measure a bearing of 305° and mark C at the correct scaled distance for 200 m (±2° and ±5% distance tolerance).
(a) 3.5 km (accept answers within ±5% from careful measurement).
(b) Construction: from A, measure a bearing of 118° and mark C at the correct scaled distance for 1.5 km (±2° and ±5% distance tolerance).
(a) 162° (accept reasonable measurement tolerance, typically within ±2°).
(b) Construction: from A, measure a bearing of 252° and mark C at the correct scaled distance for 750 m (±2° and ±5% distance tolerance).
(a) 520 m (accept answers within ±5% from careful measurement).
(b) Construction: from A, measure a bearing of 016° and mark C at the correct scaled distance for 260 m (±2° and ±5% distance tolerance).
(a) 034° (accept reasonable measurement tolerance, typically within ±2°).
(b) Construction: from A, measure a bearing of 124° and mark C at the correct scaled distance for 800 m (±2° and ±5% distance tolerance).
(a) 380 m (accept answers within ±5% from careful measurement).
(b) Construction: from A, measure a bearing of 331° and mark C at the correct scaled distance for 550 m (±2° and ±5% distance tolerance).
252° (add 180° to the given bearing; accept equivalent reasoning).
115° (add 180° to the given bearing; accept equivalent reasoning).
068° (add 180° to the given bearing; accept equivalent reasoning).
008° (add 180° to the given bearing; accept equivalent reasoning).
322° (add 180° to the given bearing; accept equivalent reasoning).
248° (add 180° to the given bearing; accept equivalent reasoning).
132° (add 180° to the given bearing; accept equivalent reasoning).
176° (add 180° to the given bearing; accept equivalent reasoning).
285° (add 180° to the given bearing; accept equivalent reasoning).
150° (add 180° to the given bearing; accept equivalent reasoning).
(a) 550 m (from scale / measurement; ±5%).
(b) 052° (±2°).
(c) Construction from A at bearing 198° for distance 320 m (±2°, ±5%).
(a) 1.8 km (from scale / measurement; ±5%).
(b) 118° (±2°).
(c) Construction from A at bearing 226° for distance 900 m (±2°, ±5%).
(a) 1.6 km (from scale / measurement; ±5%).
(b) 088° (±2°).
(c) Construction from A at bearing 175° for distance 1 km (±2°, ±5%).
(a) 400 m (from scale / measurement; ±5%).
(b) 305° (±2°).
(c) Construction from A at bearing 034° for distance 250 m (±2°, ±5%).
(a) 2 km (from scale / measurement; ±5%).
(b) 165° (±2°).
(c) Construction from A at bearing 255° for distance 1.25 km (±2°, ±5%).
(a) 720 m (from scale / measurement; ±5%).
(b) 238° (±2°).
(c) Construction from A at bearing 328° for distance 450 m (±2°, ±5%).
(a) 2.8 km (from scale / measurement; ±5%).
(b) 045° (±2°).
(c) Construction from A at bearing 135° for distance 1.5 km (±2°, ±5%).
(a) 1.2 km (from scale / measurement; ±5%).
(b) 212° (±2°).
(c) Construction from A at bearing 300° for distance 700 m (±2°, ±5%).
(a) 890 m (from scale / measurement; ±5%).
(b) 076° (±2°).
(c) Construction from A at bearing 156° for distance 520 m (±2°, ±5%).
(a) 640 m (from scale / measurement; ±5%).
(b) 142° (±2°).
(c) Construction from A at bearing 034° for distance 380 m (±2°, ±5%).