Area Calculator
Calculate the area of different shapes quickly using CalHub.
Rectangle
Square
Circle
Triangle
Results
Rectangle Area: 0
Square Area: 0
Circle Area: 0
Triangle Area: 0
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How to Calculate Area?
Area is the measure of the space inside a shape. You can calculate it for rectangles, squares, circles, and triangles using standard mathematical formulas.
- Rectangle: Area = Length × Width
- Square: Area = Side²
- Circle: Area = π × Radius²
- Triangle: Area = 0.5 × Base × Height
Frequently Asked Questions
Yes, decimals are supported for precise area calculations.
Yes, calculations use standard mathematical formulas for each shape.
Yes, CalHub's Area Calculator is completely free and works in your browser.
No account is required to use this tool.
Yes, the calculator is mobile-friendly and responsive.