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Free Area Calculator - Calculate Square Footage
Calculate area for rectangles, circles, triangles, and more shapes instantly.
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Calculate AreaQuick Answer
Area formulas: Rectangle = L×W, Circle = πr², Triangle = ½×base×height. Our calculator computes area for all common shapes instantly.
Key Facts about Area Calculator:
- Rectangle: length × width
- Circle: π × radius²
- Triangle: ½ × base × height
- 1 acre = 43,560 sq ft
- 1 sq meter = 10.764 sq ft
Why Use Our Area Calculator?
Area tools:
📐
Multiple Shapes
Calculate any shape.
📊
Unit Conversion
Convert between units.
🏠
Real Estate
Square footage calculations.
📈
Formulas Shown
See the math.
⚡
Instant Results
Immediate calculations.
🔒
Private
Data stays secure.
How to Area Calculator in 3 Easy Steps
Calculate area:
1
Select Shape
Choose your shape.
2
Enter Dimensions
Input measurements.
3
Get Area
See result instantly.
📐
Any Shape
Calculate area instantly
Frequently Asked Questions
Everything you need to know about our area calculator
How do I calculate area?
Rectangle: L×W, Circle: πr², Triangle: ½×base×height.
Use the appropriate formula: Rectangle = L×W, Circle = πr², Triangle = ½×base×height.
Still have questions? Try the tool yourself!
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