Area Calculator

Calculate the area of rectangles, circles, triangles, and other geometric shapes with formulas and visual guides

✓ Multiple shapes ✓ Visual previews ✓ Formula explanations

Calculate Area

Formula:

Area = length × width

Shape Preview

Rectangle

Common Areas

A4 Paper 623 cm²
Credit Card 46 cm²
Football Field 5,351 m²
Basketball Court 420 m²

Unit Conversions

1 m² = 10,000 cm²
1 m² = 10.76 ft²
1 acre = 4,047 m²
1 hectare = 10,000 m²
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Area Formulas

Rectangle

Area = length × width

Circle

Area = π × radius²

Triangle

Area = ½ × base × height

Trapezoid

Area = ½ × (base₁ + base₂) × height

Real-World Applications

Construction

Calculate flooring, roofing, and material requirements for building projects.

Landscaping

Determine lawn area, garden space, and landscaping material needs.

Interior Design

Plan room layouts, furniture placement, and decorating projects.

Agriculture

Calculate field sizes, crop yields, and irrigation coverage areas.