# Law of tangents for the triangles

## Description

The law of tangents is a statement about the relationship between the tangents of two angles of a triangle and the lengths of the opposing sides.The law of tangents can be used to find a side or an angle when you know two sides and an angle or two angles and a side of a triangle.

Related formulas## Variables

a | Side of the triangle (m) |

b | Side of the triangle (m) |

A | Angle of the triangle (opposite to side a) (degree) |

B | Angle of the triangle (opposite to side b) (degree) |