You walk to 51 m the north, then turn 60° to your right and walk another 45 m. how far are you from where you originally started?

92.74 m

we need to find the displacement.

adding vertical components to gether:

horizontal component:

For displacement, we need to calculate the resultant of above two:

Hence, you would be 92.74 m away from home.  

spectral lines lyman is one set

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