Calculate the area of common shapes: rectangle, triangle, and circle.
Calculate the area of common shapes: rectangle, triangle, and circle.
Rectangle = L × W; Triangle = ½ × b × h; Circle = πr²
Length 10, Width 5 → Rectangle 50, Triangle 25.
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What is Area Calculator?
Calculate the area of common shapes: rectangle, triangle, and circle.
What formula does this use?
This calculator uses: Rectangle = L × W; Triangle = ½ × b × h; Circle = πr²
Is this calculator free?
Yes! All calculators on CalcNest AI are 100% free with no account required.
Is my data safe?
Absolutely. All calculations run locally in your browser. We never store or transmit your input data.