You are given a square of side length L, find D the length of its diagonal.
Back to basics 22 - Rotate a matrix
Solve the set of simultaneous linear equations
04 - Scalar Equations 1
Side of an equilateral triangle
Product of Array
Probabilities - Balls and urns - 02
Probabilities - More brains than luck
Non trivial identities - flipping
Geometrical meaning of determinant
Probabilities - Balls and urns - 01
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