[MSDN Library June 1998] CreateRectRgn (52.6442307692308%)

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[MSDN Library September 1992] CreateRectRgn (42.7011494252874%)

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[MSDN Library September 1992] CreateRectRgn (38.3971291866029%)

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[MSDN Library September 1992] CreateRectRgn (32.7380952380952%)

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