幾何学

Rectangle Perimeter Calculator

Easily calculate the perimeter of a rectangle using our online calculator. Just enter the length and width, and get instant results with visualization. Learn about the perimeter of a rectangle and its formula.

Perimeter:

Rectangle Visualization

Width:Length:Width:Length:
Length:
Width:

Understanding Rectangle Perimeter

The perimeter of a rectangle is the total distance around its sides. It's found by adding up the lengths of all four sides. Since a rectangle has two pairs of equal sides (length and width), the formula simplifies to:

Perimeter = 2 × (Length + Width)

This calculator helps you quickly determine the perimeter by simply inputting the length and width of the rectangle. It's useful for various applications, from home improvement projects to educational purposes.

  • Length: The longer side of the rectangle.
  • Width: The shorter side of the rectangle.
  • Perimeter: The total length of the boundary of the rectangle.

Learn more about rectangles and perimeters on resources like Wikipedia and educational math websites.