Area Calculator

Calculate area and perimeter for 2D geometric shapes including rectangles, circles, triangles, trapezoids, parallelograms, ellipses, and circular sectors.

Understanding Two-Dimensional Area

Area is the quantity that expresses the two-dimensional extent of a planar region or shape. It represents the number of unit squares that fit inside a boundary.

Frequently Asked Questions

What is the formula for the area of an ellipse?

The area of an ellipse is given by A = ฯ€ ร— a ร— b, where a is the semi-major axis (longest radius from center) and b is the semi-minor axis (shortest radius from center).

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