Math · Free Online Tool
Law of Cosines Calculator
Solve SAS and SSS oblique triangles, angles, perimeter, and area via Heron's formula.
Presets:
ACUTE TRIANGLE
4.95 Side c
Side c
4.95
Angle C
45°
Triangle Area
12.3744
Perimeter
16.95
Metric Distribution Analysis
Side c 4.95
Angle C 45
Triangle Area 12.374
Perimeter 16.95
Frequently Asked Questions
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