bearings and design detail document .ppt
- 1. Bearings
- 2. 1. Measured from North. 2. In a clockwise direction. 3. Written as 3 figures. N S E W N S E W N S E W 060o 145o 230o 315o 60o 145o 230o 315o N S E W 090o 360/000o 270o 180o Bearings
- 3. N S E W 090o 360/000o 270o 180o A 360o protractor is used to measure bearings. 020o 080o 110o SE 135o 160o 210o SW 225o 250o 290o NW 315o 350o Use your protractor to measure the bearing of each point from the centre of the circle. (Worksheet 1) NE 045o Bearings
- 4. 360/000o 090o 180o 270o W E N S Air Traffic Controller Control Tower Estimate the bearing of each aircraft from the centre of the radar screen. 030o 075o 045o 200o 135o 330o 225o 290o 110o 250o 315o 170o
- 5. Measuring the bearing of one point from another. 1. Draw a straight line between both points. 2. Draw a North line at A. 3. Measure the angle between. N 060o To Find the bearing of B from A. B A Worksheet 3 Bearings
- 6. Measuring the bearing of one point from another. 1. Draw a straight line between both points. 2. Draw a North line at B. 3. Measure angle between. N 240o To Find the bearing of A from B. B A Worksheet 3 Bearings
- 7. Measuring the bearing of one point from another. N 060o B A N 240o How are the bearings of A and B from each other related and why? Worksheet 3 Bearings
- 8. Measuring the bearing of one point from another. 1. Draw a straight line between both points. 2. Draw a North line at P. 3. Measure angle between. N P Q To Find the bearing of Q from P. 118o Worksheet 3 Bearings
- 9. Measuring the bearing of one point from another. 1. Draw a straight line between both points. 2. Draw a North line at Q. 3. Measure angle between. N P Q To Find the bearing of P from Q. 298o Worksheet 3 Bearings
- 10. Measuring the bearing of one point from another. N P Q 118o N 298o How are the bearings of A and B from each other related and why? Worksheet 3 Bearings
- 11. A 1 . 2 . 3 . 4. 5 . 6 D S M P V W Q T N B C B e ar in gs Bearings are Measured 1. From North 2. Clockwise 3. Using 3 figures Find the bearings of the following: 1. A from B 4. M from N 2. C from D 5. Pfrom Q 3. Tfrom S 6. V from W N 030 060 090 120 150 180 210 240 270 300 330 360/000 W E S Worksheet 4 060o 234o 125o 302o 232o 310o
- 12. A 1 . 2 . 3 . 4. 5 . 6 D S M P V W Q T N B C B e ar in gs Bearings are Measured 1. From North 2. Clockwise 3. Using 3 figures Find the bearings of the following: 1. A from B 4. M from N 2. C from D 5. Pfrom Q 3. Tfrom S 6. V from W N 030 060 090 120 150 180 210 240 270 300 330 360/000 W E S Worksheet 4
- 14. My Estimated Bearing True Bearing Error 1 2 3 4 5 6 7 8 9 10 11 12 Total Error Average Error Worksheet 2 (Radar) My Estimated Bearing True Bearing Error 1 2 3 4 5 6 7 8 9 10 11 12 Total Error Average Error