Download presentation
Presentation is loading. Please wait.
1
>>>EXT See reverse of hand-out
Grade D/C Date Bearings LO To use three figure bearings >>>EXT See reverse of hand-out KEY WORDS: bearing, angle, acute, obtuse, reflex, reciprocal
2
ππ π ππ π πππ π
3
πππ π πππ π πππ π
4
πππ π πππ π πππ π
6
Why do we use bearings?
7
Properties of bearings: 1) Measured clockwise from North
2) Always have 3 figures Open the link and then click βUse resourceβ and ask pupils to estimate bearing
8
Now express the angles in Questions 1-3 at bearings.
Properties of bearings: 1) Measured clockwise from North 2) Always have 3 figures Now express the angles in Questions 1-3 at bearings. ππ π ππ π πππ π πππ π πππ π πππ π
9
What is the three figure bearing of B from A?
Properties of bearings: 1) Measured clockwise from North 2) Always have 3 figures What is the three figure bearing of B from A?
10
What is the three figure bearing of B from A?
Properties of bearings: 1) Measured clockwise from North 2) Always have 3 figures What is the three figure bearing of B from A?
11
What is the three figure bearing of B from A?
Properties of bearings: 1) Measured clockwise from North 2) Always have 3 figures What is the three figure bearing of B from A?
12
What is the three figure bearing of B from A?
Properties of bearings: 1) Measured clockwise from North 2) Always have 3 figures What is the three figure bearing of B from A?
13
What is the three figure bearing of B from A?
Properties of bearings: 1) Measured clockwise from North 2) Always have 3 figures What is the three figure bearing of B from A?
14
What is the three figure bearing of B from A?
Properties of bearings: 1) Measured clockwise from North 2) Always have 3 figures What is the three figure bearing of B from A?
15
What is the three figure bearing of B from A?
πππ π πππ π πππ π πππ π
16
What is the three figure bearing of B from A?
πππ π πππ π πππ π πππ π >>>EXT Label compass points with the corresponding bearings
17
Properties of bearings: 1) Measured clockwise from North
2) Always have 3 figures πππ π πππ π πππ π >>>EXT Label compass points with the corresponding bearings e.g. N NE πππ π N E πππ π πππ π πππ π πππ π πππ π
18
A bearing is a specified direction in relation to a fixed line.
What is the bearing of the lighthouse (point B) from the boat (point A)?
19
Find the bearings to each of the following cities from PLYMOUTH:
Glasgow Newcastle Birmingham London >>>EXT Imagine you are a pilot. Plan a route between any 3 cities and find the bearing between each
20
πππ π Find the bearings to each of the following cities from PLYMOUTH:
Glasgow πππ π
21
πππ π Find the bearings to each of the following cities from PLYMOUTH:
b) Newcastle πππ π
22
πππ π Find the bearings to each of the following cities from PLYMOUTH:
c) Birmingham πππ π
23
πππ π Find the bearings to each of the following cities from PLYMOUTH:
d) Plymouth πππ π
24
Find the bearings of the return journeys from each of these cities to PLYMOUTH:
eg a) from Glasgow πππ π
25
Find the bearings of the return journeys from each of these cities to PLYMOUTH:
b) from Newcastle πππ π
26
Find the bearings of the return journeys from each of these cities to PLYMOUTH:
c) from Birmingham πππ π
27
Find the bearings of the return journeys from each of these cities to PLYMOUTH:
d) from London πππ π
28
>>> Challenge
Is there any relations ship between your answers?
29
Exam Question πππ π πππ π
30
Five quick questions 1) Find the bearing of B from A πππ π
31
Five quick questions 2) Find the bearing of B from A πππ π
32
Five quick questions 3) Find the bearing of B from A πππ π
33
Five quick questions 4) Find the bearing of B from A πππ π
34
Five quick questions 5) Find the bearing of B from A πππ π
35
Advanced questions A) Find the bearing of A from B πππ π
36
Advanced questions B) Find the bearing of A from B πππ π
37
Advanced questions C) Find the bearing of A from B πππ π
38
Advanced questions D) Find the bearing of B from A πππ π
Similar presentations
