Square - Perimeter and Area

Perimeter and Area

The perimeter of a square whose four sides have length t is

and the area K is

In classical times, the second power was described in terms of the area of a square, as in the above formula. This led to the use of the term square to mean raising to the second power.

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Famous quotes containing the word area:

    “If you meet a sectary, or a hostile partisan, never recognize the dividing lines; but meet on what common ground remains,—if only that the sun shines, and the rain rains for both; the area will widen very fast, and ere you know it the boundary mountains, on which the eye had fastened, have melted into air.”
    —Ralph Waldo Emerson (1803–1882)