Vectors as Paths with measuring degrees

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SUMMARY

The discussion focuses on calculating the resultant displacement of a hiker's trip consisting of three segments: Path A (6.0 km at 60.0° north of east), Path B (6.0 km due east), and Path C (4.0 km at 315° counterclockwise from east). Participants clarify the interpretation of angles, specifically that 315° counterclockwise from east is equivalent to 45° clockwise from east. The conversation emphasizes the importance of accurate graphical representation and measurement of these vectors to determine the magnitude and direction of the resultant displacement.

PREREQUISITES
  • Understanding of vector addition and displacement
  • Familiarity with trigonometric concepts related to angles
  • Ability to graphically represent vectors
  • Knowledge of coordinate systems and directional angles
NEXT STEPS
  • Learn how to perform vector addition using graphical methods
  • Study trigonometric functions for calculating angles and distances
  • Explore the concept of resultant vectors in physics
  • Practice measuring angles in both clockwise and counterclockwise directions
USEFUL FOR

This discussion is beneficial for students studying physics or mathematics, particularly those learning about vectors, displacement, and graphical representation of movements.

Ally385
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Homework Statement


A hiker's trip consists of three segments. Path A is 6.0 km long heading 60.0° north of east. Path B is 6.0 km long in a direction due east. Path C is 4.0 km long heading 315° counterclockwise from east.
(a) Graphically add the hiker's displacements in the order A, B, C.
Magnitude of displacement and direction of displacement degrees counterclockwise from east.
(b) Graphically add the hiker's displacements in the order C, B, A.
Magnitude of displacement and direction of displacement degrees counterclockwise from east.


Homework Equations


asquared + bsquared = csquared?

The Attempt at a Solution


I thought that I would just draw these paths out to scale and then just measure but I was wrong. I also don't understand what it means when it says counterclockwise from east.
 
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Hi Ally385! :smile:
Ally385 said:
I thought that I would just draw these paths out to scale and then just measure

that should work :confused:
I also don't understand what it means when it says counterclockwise from east.

315° counterclockwise from east means the same as 45° clockwise from east :wink:
 
Maybe I was just measuring wrong.

And the 45 makes since. I was doing 315-180.

Thanks!
 

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