# Area of an arbitrary triangle related to the incircle radius

## Description

The area related to the semi perimeter of the triangle and the radius of the inscribed circle.

Related formulas## Variables

A | Area of the triangle (m^{2}) |

a | Side of the triangle (m) |

b | Side of the triangle (m) |

c | Side of the triangle (m) |

r | Radius of the incribed circle (m) |