FREE ONLINE CALCULATOR / GEOMETRY
Square Calculator
Calculate square area, perimeter and diagonal. Fast, private, and built to make every number easier.
Input values
✦ InteractiveHow does this calculator work?
Calculate square area, perimeter and diagonal. Edit the inputs and see the computed results. All calculations take place inside your browser, without submitting values to a server.
A=s²; P=4s; d=s√2
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