Bearings
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
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
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
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
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
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
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
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
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
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
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
Bearings
N
S
E
W 090o
000/360o
270o
180o
Worksheet 1
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

True bearings for grade 10 students .ppt

  • 1.
  • 2.
    1. Measured fromNorth. 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 protractoris 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 Estimatethe 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 bearingof 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 bearingof 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 bearingof 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 bearingof 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 bearingof 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 bearingof 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
  • 13.
  • 14.
    My Estimated Bearing True Bearing Error 1 2 3 4 5 6 7 8 9 10 11 12 Total Error AverageError 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