Area Calculator
Calculation Mode
Choose how to calculate areas
Shape Dimensions
Enter the dimensions for Rectangle/Square
Area Calculations
0.00
feet²
Area
0.00
feet
Perimeter
Calculation Mode:single
Shape:Rectangle/Square
Unit Conversions
0.00
Square Meters
0.0000
Acres
0
Square Inches
0.00
Square Yards
Construction Applications
Material Estimates:
0.00
Gallons Paint
(350 sq ft/gal)
0
4×8 Drywall Sheets
(32 sq ft/sheet)
0
Carpet Rolls
(12×150 sq ft)
0
Baseboard (ft)
12 ft lengths
Shape Information
Rectangle/Square
Area Formula: Length × Width
Perimeter Formula: 2 × (Length + Width)
Tips:
- • Always measure twice to ensure accuracy
- • Account for doors, windows, and obstacles when measuring
- • Use a laser measuring tool for best precision
- • Consider adding 5-10% extra for irregular shapes
- • Convert between units as needed for your project
- • Multiple small areas can be combined for total calculations