If a rhombus has diagonals of length x and x+1, then what is the length of its side, y?
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This is confusing because the notation does not match the diagram
Reindex a vector
Get the elements of diagonal and antidiagonal for any m-by-n matrix
Perfect Square or not
Is this is a Tic Tac Toe X Win?
Side of an equilateral triangle
Length of the hypotenuse
Is this triangle right-angled?
Dimensions of a rectangle
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