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Math

Area Calculator

Area and perimeter of rectangles, squares, triangles, circles.

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Area Calculator

How to Use the Area Calculator

Select a 2D shape (circle, rectangle, triangle) and enter its dimensions to calculate the total area.

Geometry: Area

Area is the quantity that expresses the extent of a two-dimensional region or shape. It is fundamentally measured in square units (e.g., square meters or square feet).

Frequently Asked Questions (FAQ)

What is the area of a circle?
Area = π * r², where r is the radius.

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