Curve toolbar
![Toolbar: Curve](../image/command_icons/catenary.png)
Catenary
Creates a curve that a hanging chain or cable assumes under its own weight when supported only at its ends.
![Toolbar: Curve](../image/command_icons/conic.png)
Conic
Draw a conic section curve with options for the start, end, apex, and rho value.
![Toolbar: Curve](../image/command_icons/conic_perp_rt.png)
Conic, Perpendicular
Draw a conic curve perpendicular at the start.
![Toolbar: Curve | Curve Drawing](../image/command_icons/conic_tangentatstart.png)
Conic, Tangent at start
Draw a conic curve tangent at the start.
![Toolbar: Curve | Curve Drawing](../image/command_icons/conic_tangentatstartend.png)
Conic, Tangent at start and end
Draw a conic curve tangent at start and end.
![Toolbars: Curve | Curve Drawing | Main | Main2](../image/command_icons/curve.png)
Curve
Draw a curve from control point locations.
![Toolbars: Curve | Curve Drawing | Main | Main2](../image/command_icons/curvethroughpt_rt.png)
CurveThroughPt
Fit a curve through point objects.
![Toolbar: Curve](../image/command_icons/curvethroughpolyline.png)
CurveThroughPolyline, Control point
Creates a control-point curve though polyline vertices.
![Toolbar: Curve](../image/command_icons/curvethroughpolyline_interp_rt.png)
CurveThroughPolyline, Interpolated
Creates an interpolated curve through polyline vertices.
![Toolbars: Curve | Curve Drawing](../image/command_icons/handlecurve.png)
HandleCurve
Draw chained Bézier curves with editing handles.
![Toolbars: Curve | Curve Drawing](../image/command_icons/helix.png)
Helix
Draw a helical curve with options for number of turns, pitch, vertical, reverse, and around a curve.
![Toolbar: Curve | Curve Drawing](../image/command_icons/helix_vertical_rt.png)
Helix, Vertical
Draw a vertical helical curve.
![Toolbar: Curve](../image/command_icons/hyperbola.png)
Hyperbola
Draw a hyperbolic curve from focus points, vertices, or coefficient.
![Toolbars: 3-D Digitizing | Curve | Curve Drawing](../image/command_icons/interpcrv.png)
InterpCrv
Fit a curve through picked locations.
![Toolbar: Curve | Curve Drawing](../image/command_icons/handlecurve_rt.png)
HandleCurve
Draw chained Bézier curves with editing handles.
![Toolbar: 3-D Digitizing | Curve](../image/command_icons/interpcrvonsrf.png)
InterpCrvOnSrf
Fit a curve through locations on a surface.
![Toolbar: Curve | Curve Drawing](../image/command_icons/parabola.png)
Parabola, Focus
Draw a parabolic curve from focus points.
![Toolbar: Curve](../image/command_icons/parabola_vertex_rt.png)
Parabola, Vertex
Draw a parabolic curve from vertex and end.
![Toolbar: Curve | Curve Drawing](../image/command_icons/parabola3pt.png)
Parabola3Pt
Draw a parabolic curve through three picked points.
![Toolbars: Curve | Curve Drawing](../image/command_icons/sketch.png)
Sketch
Drag the mouse to draw a curve.
![Toolbar: Curve | Curve Drawing](../image/command_icons/sketch_onsrf_rt.png)
Sketch, on surface
Drag the mouse to draw a curve on a selected surface.
![Toolbar: Curve](../image/command_icons/sketch_onmesh.png)
Sketch, on mesh
Drag the mouse to draw a curve on a selected mesh object.
![Toolbar: Curve](../image/command_icons/spiral.png)
Spiral
Draw a spiral curve with options for number of turns, pitch, flat, vertical, and around a curve.
![Toolbar: Curve](../image/command_icons/spiral_flat_rt.png)
Spiral, Flat
Draw a flat spiral curve.
![Toolbars: Curve | Curve Tools](../image/command_icons/tweencurves.png)
TweenCurves
Create curves between two open or closed input curves.