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secondary diagonal

 

Definitions from WordNet

Noun secondary diagonal has 1 sense
  1. secondary diagonal - the diagonal of a square matrix running from the lower left entry to the upper right entry
    --1 is a kind of
    diagonal

Definitions from the Web

Secondary Diagonal

Description:

In geometry, the secondary diagonal is a line segment that connects the opposite corners of a square or a rectangle.

Senses:

Sense 1:

The secondary diagonal refers to the line segment connecting the opposite corners of a square.

Example sentence: In a perfect square, the length of the secondary diagonal is equal to the length of each side of the square multiplied by the square root of 2.

Sense 2:

The secondary diagonal refers to the line segment connecting the opposite corners of a rectangle.

Example sentence: The secondary diagonal of a rectangle divides the rectangle into two congruent right triangles.

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