The line that goes through the middle of a magic square, from a corner to the opposite corner The basic requirement for a square to be magi, is that these two lines sum correctly, along with the n rows and n columns See also Broken, Leading, Main, Right, Opposite Short, Short
(geometry) a straight line connecting any two vertices of a polygon that are not adjacent
A diagonal is a line that goes in a sloping direction. The bed linen is patterned in stylish checks, stripes, diagonals and triangles
In geometry, a diagonal is a straight line that joins two opposite corners in a flat four-sided shape such as a square. Mark five points an equal distance apart along the diagonals
Joining two not adjacent angles of a quadrilateral or multilateral figure; running across from corner to corner; crossing at an angle with one of the sides
1)A line of objects or numbers from the upper left to the lower right, or from the lower left to the upper right 2) A line segment joint two non-adjacent vertices of a polygon