Roller coaster problem. Vectors.

  • #1

Homework Statement


A roller coaster moves 200 ft horizontally and then rises 135 ft at an angle of 30(degrees) above the horizontal. Next, it travels 135 ft at an angle of 40(degrees) below the horizontal. Use graphical techniques to find the roller coaster's displacement from its starting point to the end of this movement.


Homework Equations


Knowing the properties of vectors. The ANSWER SHOULD BE 421 ft at 3(degrees) below the horizontal.


The Attempt at a Solution


I don't know what to do... Please help.

Homework Statement





Homework Equations





The Attempt at a Solution

 

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