๐ Geometry & Measurement Calculators
Explore 22 free geometry & measurement calculators on DigiToolkit. Every tool gives instant, accurate results with the formula and a worked example so you understand the maths behind the answer.
Circle
View Circle โArc Length Calculator
Arc = 2 pi r x (angle/360); Sector area = pi r^2 x (angle/360)
Open calculator โCircle Area Calculator
Area = pi x r^2; Circumference = 2 x pi x r
Open calculator โCircumference Calculator
Area = pi x r^2; Circumference = 2 x pi x r
Open calculator โCircumference-to-Diameter Calculator
Diameter = circumference / pi
Open calculator โArea
View Area โArea Calculator
Area = length x width; Perimeter = 2 x (length + width)
Open calculator โSquare Footage Calculator
Area = length x width; Perimeter = 2 x (length + width)
Open calculator โSquare Meter Calculator
Area = length x width; Perimeter = 2 x (length + width)
Open calculator โVolume
Coordinate Geometry
Display
About geometry & measurement calculations
DigiToolkit's geometry & measurement tools make everyday and professional calculations fast and reliable. Each calculator is built around a generally accepted formula, validates your inputs, and explains the result in plain language. Because everything runs in your browser, your data stays private and results appear the moment you type.
Tips for accurate results
- Use consistent units across related fields.
- Check the worked example on each page to confirm your inputs.
- Read the assumptions โ some calculators use standard rates or methods that may differ from your situation.
Geometry & Measurement calculators โ FAQs
What can I do with the geometry & measurement calculators?
The Geometry & Measurement section on DigiToolkit has 22 free calculators. Each one shows its formula, a worked example and instant results.
Are these calculators free?
Yes. Every calculator is free to use with no sign-up, and runs entirely in your browser.
Do I need to install anything?
No. All calculators work directly in your web browser on mobile and desktop.