# Geometry

 amplitude The amplitude of an arc angle The angle between two objects append Append a vertex to a polygon arc Arc constructor area Area enclosed in a figure barycenter Barycenter of a figure belongs? Checks if a point belongs to a figure bisector Bisector constructor center Center of a conic circumcenter Circumcenter point circumference Circumference constructor circumradius Circumradius closest_point Closest point of a figure colinear? Checks if points are colinear compass The mark done with a compass conic Conic constructor coplanars? Checks if points are coplanar cube Construct a cube curve Construct a curve directrix Directrix of a parabola distance Distance between two figures dodecahedron Constructs a dodecahedron drop Drop a vertex of a polygon eccentricity Eccentricity of a conic ellipse Constructs an ellipse equation Equation of a figure equation_vector Vector with equation coefficients equilateral_triangle Equilateral triangle constructor equilateral? Check if a triangle is equilateral erase Erase a vertex of a polygon expression Expression of a curve exterior_bisector Exterior bisector lines external? Checks if a point is external to a figure first_vertex First vertex of a segment focal_semidistance Focal semidistance of a conic focus Focus of a conic height_foot Height and base intersection height Height of triangle homothecy Constructs an homothecy hyperbola Constructs an hyperbola icosahedron Constructs an icosahedron incenter Center of the incircle initial_angle Angle of starting point of an arc inradius Radius of the incircle insert Insert a vertex in a polygon internal? Checks if a point is internal to a figure join Joins two polygons length Length of a segment line Line constructor matrix Conic matrix median_line Median line of a triangle midpoint Midpoint of a segment or arc normal_vector Normal vector of a plane octahedron Constructor of an octahedron oriented_angle Oriented angle between two vectors oriented_area Oriented area between two figures orthocenter Orthocenter of a triangle parabola Constructs a parabola parallel? Checks if two lines are parallel parallel Parallel line constructor perimeter Perimeter computation perpendicular_bisector Perpendicular bisector line perpendicular? Checks if two lines are perpendicular perpendicular Perpendicular line or plane perpendicular_vector Perpendicular vector plane Plane constructor point Point constructor polar_curve Polar curve constructor polar Polar line of a conic polo Polo of a conic polygonals Polygonals constructor polygonal Polygonal constructor polygon Polygon constructor polyhedra_cone Polyhedra cone constructor polyhedra_cylinder Polyhedra cylinder constructor polyhedra_sphere Polyhedra sphere constructor polyhedra_torus Polyhedra torus constructor polyhedra Polyhedra constructor power Power of circumference prepend Prepend a vertex in a polygon prism Prism constructor projection Projection of a point projectivity Image for a projectivity pyramid Constructs a pyramid quadric Quadric constructor radius Radius of a circumference regular_polygon Constructs a regular polygon rotation Rotates a figure second_vertex Second vertex of a segment segment Constructs a segment semimajor_axis Semimajor axis of a conic semiminor_axis Semiminor axis of a conic sequence Sequence of vertices of a polygon similar? Checks if two triangles are similar slope Slope of a line surface Constructs a surface symmetry Symmetry of an object tangent_axle Tangent axle tangent_lines Tangent lines of a figure tangent_line Tangent line of a figure tangent_points Tangent points of a figure tetrahedron Tetrahedron constructor translation_matrix Translation matrix translation Translation of a figure triangle Constructs a triangle vector Constructs a vector vertex Vertex of a parabola or polygon volume Volume of a figure