Magnitude and Direction of a Vector

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Examples, solutions, videos, worksheets, games, and activities to help PreCalculus students learn how to find the magnitude and direction of a vector.

Magnitude and Direction of a Vector
Here we find the magnitude (length) of some vectors and find the angle associated with them.
Example:
Find the magnitude and direction angle of the vector
<-3, 4>
Magnitude and Direction of a Vector
Here we find the magnitude (length) of some vectors and find the angle associated with them.
Example:
Find the magnitude and direction angle of the vector
<-2, -5> Magnitude and Direction of a Vector
Here we find the magnitude (length) of some vectors and find the angle associated with them.
Example:
Find the magnitude and direction angle of the vector
<2, 6>

Vectors - Finding Magnitude or Length
This video gives the formula, and do a couple examples of finding the magnitude, or length, of a vector.
Examples:
Find the magnitude of the vectors:
<3,1,-2>
<5,-1,2>
Magnitude and direction of vector sums

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