Maths Bearing Question

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Lif3 Is Hard
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#1
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#1
J and K are ships.
P is a port.
J is due South of P.
Angle JPK = 56°
JP = KP
Work out the bearing of J from K.
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GabiAbi84
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#2
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#2
Is that the full question?
Have you drawn a diagram?
Last edited by GabiAbi84; 1 year ago
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Lif3 Is Hard
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#3
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#3
(Original post by GabiAbi84)
What have you done so far?
I dont know what to do. Here is the diagram, can you tell me how to do this.Name:  Capture.PNG
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Lif3 Is Hard
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#4
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#4
(Original post by GabiAbi84)
Is that the full question?
Have you drawn a diagram?
Are you good at maths?? What grades are you currently at???
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GabiAbi84
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#5
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#5
(Original post by Lif3 Is Hard)
Are you good at maths?? What grades are you currently at???
Why are you questioning me like this??
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Lif3 Is Hard
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#6
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#6
(Original post by GabiAbi84)
Why are you questioning me like this??
I am just asking because I need some help in maths.
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GabiAbi84
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#7
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#7
(Original post by Lif3 Is Hard)
I am just asking because I need some help in maths.
Ok

Anyway, back to the diagram. The question tells you that JP=JK -what does that tell you about the triangle and it’s two missing angles?
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Lif3 Is Hard
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#8
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#8
(Original post by GabiAbi84)
Ok

Anyway, back to the diagram. The question tells you that JP=JK -what does that tell you about the triangle and it’s two missing angles?
They are equal
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GabiAbi84
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#9
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#9
(Original post by Lif3 Is Hard)
They are equal
Excellent-and can you work out what they are?
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Lif3 Is Hard
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#10
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#10
(Original post by GabiAbi84)
Excellent-and can you work out what they are?
Isosceles triangle, parallel
I am not sure what you are asking
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GabiAbi84
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#11
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#11
(Original post by Lif3 Is Hard)
Isosceles triangle, parallel
I am not sure what you are asking
Sorry.

Yes you have an isosceles triangle and you are given the top angle -so what are your bottom two angles?
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Lif3 Is Hard
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#12
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#12
(Original post by GabiAbi84)
Sorry.

Yes you have an isosceles triangle and you are given the top angle -so what are your bottom two angles?
The bottom two angles are 62
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ferwerg
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#13
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#13
is the answer 242? its easy
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Lif3 Is Hard
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#14
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#14
(Original post by ferwerg)
is the answer 242? its easy
How did you get that?
Can you tell me
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GabiAbi84
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#15
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#15
(Original post by Lif3 Is Hard)
The bottom two angles are 62
Good.
Now you should be able use your knowledge of parallel lines to work out the bearing.
JP and North are parallel
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ferwerg
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#16
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#16
how do i explain basically you make a right angle triangle with the extended north line joining it to p then you can work out all the angles
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Lif3 Is Hard
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#17
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#17
(Original post by ferwerg)
how do i explain basically you make a right angle triangle with the extended north line joining it to p then you can work out all the angles
Thank you for your help
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Lif3 Is Hard
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#18
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#18
T

(Original post by GabiAbi84)
Good.
Now you should be able use your knowledge of parallel lines to work out the bearing.
JP and North are parallel
Thank you for helping me, I get it now
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GabiAbi84
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#19
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#19
(Original post by Lif3 Is Hard)
T

Thank you for helping me, I get it now
Fab -do you understand okay how it is done?
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ferwerg
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#20
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#20
(Original post by Lif3 Is Hard)
Thank you for your help
sure dw about it
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