Curve

Curve menu commands include items the below.

Point Menu commands to create point.
Line Menu commands to create line.
Polyline Menu commands to create polyline.
Rectangle Menu commands to create rectangle.
Polygon Menu commands to create polygon.
Free Form Menu commands to free form curve e.g. spline.
Circle Menu commands to circle.
Arc Menu commands to create arc.
Ellipse Menu commands to create ellipse.
Parabola Menu commands to create parabola.
Conic Create a conic curve.
Extend Curve Menu commands to extend existing curve.
Fillet Fillet two curves.
Chamfer Chamfer two curves.
Offset Create a curve by offsetting a curve.
Blend Create a blend curve between two curves.
3D Composition Create curves by 3D composition of two curves.
Convert Menu commands to convert curves to polyline by approximation.
From Objects Menu commands to create curves from objects.
Edit Tools Menu commands to edit curves.