Given the vertices in vectors X,Y, return the area of the polygon they define.
Remove the vowels
Magic is simple (for beginners)
02 - Vector Variables 1
Back to basics - mean of corner elements of a matrix
find the surface area of a cube
Non trivial identities - summation
Simple polynomial evaluation
Non trivial identities - flipping
Remove collinear points in a set of 2D points defining a polygon
Find the diagonal of the square of side L
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