Calculator name  Summary 
Incircle of a triangle 
Calculates the radius and area of the incircle of a triangle given the three sides.

Circumcircle of a triangle 
Calculates the radius and area of the circumcircle of a triangle given the three sides.

Incircle of a regular polygon 
Calculates the radius and area of the incircle of a regular polygon.

Circumcircle of a regular polygon 
Calculates the radius and area of the circumcircle of a regular polygon.

Regular polygons inscribed to a circle 
Calculates the side length and area of the regular polygon inscribed to a circle.

Regular polygon circumscribed to a circle 
Calculates the side length and area of the regular polygon circumscribed to a circle.
