Triangle solver (SSS)
Area and angles from three sides.
Calculator
How to use
SSS
Triangle inequality required.
Educational use only. For assessments, show reasoning and check boundary cases.
Area and angles from three sides.
Triangle inequality required.
Educational use only. For assessments, show reasoning and check boundary cases.
Model / formula
SSS: area + angles (law of cosines)
Result
Area = 6.000000 ∠A ≈ 36.869898° ∠B ≈ 53.130102° ∠C ≈ 90.000000°