Example Sentences
"The perimeter of the square was 20 centimeters (5 cm × 4 sides)."
"Farmers measure the perimeter of their fields when building fences."
Synonyms & Related Terms
Quick Check
Which best describes the meaning of perimeter?
Study Tips
To remember perimeter, try writing it in a sentence of your own. Connect it to something you already know about mathematics.
Use it in conversation today — saying a word aloud three times helps lock it into long-term memory.