Free geometry tool
Triangle Calculator
Solve triangles with SSS, SAS, ASA, right-triangle, and SSA methods.
Side a
3 m
Side b
4 m
Side c
5 m
Area
6 m^2
Perimeter
12 m
Browser-based processing is used where supported. Review each tool's privacy notes before entering sensitive information.
About Triangle Calculator
Solve triangles with SSS, SAS, ASA, right-triangle, and SSA methods. This tool runs in your browser.
How to use it
- Enter your values.
- Review the result.
- Clear the fields to start again.
Key Features
- ✓ Browser-based processing
- ✓ Instant results
- ✓ No server upload
Frequently Asked Questions
Is my data uploaded?
No. Calculations happen locally in your browser.
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