perimeter

• Nom désignant la ligne continue qui forme la limite d'une figure géométrique fermée, ou le bord extérieur d'une zone.

A noun referring to the continuous line forming the boundary of a closed geometric figure or the outer edge of an area.

1. Boundary lineB1formal

   The continuous line forming the outer edge of an area or object.

   périmètre (ligne de délimitation)

   • The security guards patrol the perimeter of the building.
   • A fence marks the perimeter of the property.
   • They walked along the perimeter of the park.

   Synonymesborderboundarycircumferenceedgemarginoutline

2. Enclosing lineB2formal

   A line that encloses a plane area or figure.

   périmètre (ligne qui délimite)

   • The perimeter of a square is four times the length of one side.
   • To calculate the perimeter, add up all the side lengths.
   • The perimeter of the circle is also known as its circumference.

   Synonymesborderboundarycircumferenceedgelimitoutlineperiphery

3. Total distance aroundB1formal

   The total length of the boundary of a shape or area.

   Périmètre

   • The perimeter of the garden is 50 meters.
   • We measured the perimeter of the field before planting.
   • The perimeter of the lake is about 10 kilometers.

   Synonymesborderboundarycircumferenceedgegirthoutline

   Antonymesarea