Flag of Sudan — construction sheet
Own work Geometry based on description at Sudan Government website.


It consists of three equal rectangles, six feet in length and one foot in width, from top to bottom, starting with red, white, then black, interrupted from the left by an isosceles triangle of dark green color, the length of its base is the width of the flag extending from the height to one third of the flag—  English translation of flag description found on Sudan government web site
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