Area Calculators – Quick Area Finder for Shapes
Use our online area calculators to instantly find the area of squares, rectangles, trapezoids, parallelograms, circles, sectors, ellipses, and triangles. Perfect for students, teachers, architects, engineers, and anyone needing fast geometry solutions!
Area Calculator Tools & Geometry Guides
Square Area Calculator
Calculate the area of any square given side length—stepwise, fast and visual.
Rectangle Area Calculator
Enter length and width to get the area and perimeter. Diagrams and steps included.
Trapezoid Area Calculator
Find trapezoid area using bases and height—automated for any units.
Parallelogram Area Calculator
Quick area for parallelograms with base & height or side/angle methods.
Circle Area Calculator
Find the area of any circle by radius or diameter—step-by-step with formulas.
Sector Area Calculator
Calculate the area of a sector of a circle—degrees, radians, and arc length functionality.
Ellipse Area Calculator
Instantly solve for ellipse area using major and minor axes. Easy visual tool.
Triangle Area Calculator
Area by base-height, Heron's, two sides and angle; for any triangle configuration.