Functions > Graphing > Example: Working with Polar Angles
Example: Working with Polar Angles
1. Define two vectors of equal length, describing x and y-coordinates.
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2. Use the angle and atan2 functions to get the corresponding angles of the x and y-coordinates.
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* 
atan2 is not defined at (0,0).
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3. Calculate the radius vector using the x-coordinate and plot the outcome.
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4. Calculate the radius using the results of the atan2 function, plot it, and compare it to the previous plot.
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Click to copy this expression
The two plots are identical.
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