The perimeter of a rectangle calculator

Online calculator which will help you to find the perimeter of a rectangle.
A rectangle is a quadrilateral which has four right angles and two equal opposite sides, the dimensions of the rectangle are specified by the lengths of its sides which are often denoted by the letters (a) and (b).
The perimeter of a geometric shape is the total length of the borders geometric shapes flat shapes.

Specify the side of the rectangle
Specify the side of the rectangle

P =
Нахождение периметра прямоугольника.