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угол куба (A corner is a point (where three sides of the cube meet). An edge is a line (where two sides meet). A line is also the connection between two adjacent corners.  answers.com Alexander Demidov) | |||
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| угол куба (A corner is a point (where three sides of the cube meet). An edge is a line (where two sides meet). A line is also the connection between two adjacent corners. answers.com Alexander Demidov) | |||