Rectangle Area Calculator

Calculate area and perimeter of rectangles

📐 Math & Geometry ✅ Free to Use

Rectangle Area Calculator

Calculate area, perimeter, and diagonal of rectangles and squares. Perfect for construction, flooring, and geometry problems.

60.000
Area (units²)
32.000
Perimeter
11.662
Diagonal

Rectangle Properties

Length: 10.000 units
Width: 6.000 units
Area: 60.000000 units²
Perimeter: 32.000000 units
Diagonal: 11.661904 units
Shape Type: Rectangle
Aspect Ratio: 1.667:1
Diagonal Angle: 31.0°

Rectangle Visualization

Length = 10.0Width = 6.0d = 11.7
Area
Length × Width
60.00 units²
Perimeter
2(Length + Width)
32.00 units
Diagonal
√(L² + W²)
11.66 units

Rectangle Formulas

Area

A = l × w
A = 10.00 × 6.00 = 60.000

Perimeter

P = 2(l + w)
P = 2(10.00 + 6.00) = 32.000

Diagonal

d = √(l² + w²)
d = √(10.00² + 6.00²) = 11.662

Common Applications

🏠 Construction & Flooring

Calculate square footage for rooms, tiles, carpet, or paint coverage.

📐 Geometry & Math

Solve geometry problems and understand rectangle properties.

🎨 Design & Layout

Plan layouts for graphics, websites, or physical spaces.

📦 Packaging & Shipping

Calculate box dimensions and shipping requirements.