Area of a Square Calculator
A = s² where s is the side length.
Result
General calculation reads
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How to use this calculator
- Enter the side length.
- Read the area, perimeter, and diagonal.
About this calculator
The simplest area formula. Squares are special rectangles where both sides are equal, and special rhombuses where all four sides are equal AND all corners are right angles. The diagonal of a square is s√2 ≈ 1.414s.
Frequently asked
How do I find the side from the area?+
What is the diagonal of a square?+
How does a square differ from a rhombus?+
Can the side be a decimal?+
What units does the area come out in?+
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