Meaning & use
Perimeters
Last updated
The continuous outer boundaries or edges of areas or figures, or the total lengths of such boundaries.
See it in a sentence
Security guards patrolled the perimeters of the compound every hour.
Students calculated the perimeters of several triangles for their geometry homework.
A note on using this word
In mathematics, a perimeter is the sum of the lengths of all sides of a shape, distinguishing it from area, which measures enclosed space.
Words with a similar meaning
boundariesborders
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