Triangle calculator SAS

Please enter two sides of the triangle and the included angle
°


The calculator solves a triangle given by lengths of two sides and the angle between these sides. The third side can be determined by the law of cosines. Then use Heron's formula and trigonometric functions to calculate area and other properties of a given triangle.

If you know two sides and one adjacent angle use SSA calculator.

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See more information about triangles or more details on solving triangles.