3D_Sketching_with_Planes

3d sketching with planes
using 3d sketch planes
  approaches to 3d sketching
  sketching on 3d sketch planes-1
  sketching on 3d sketch planes-2
  adding tangent arcs
adding 3d sketch planes
  using references
  displaying 3d sketch properties
  adding relations between 3d sketch planes
adding and defining splines
  creating the first splines-1
  creating the first splines-2
  redefining the splines
adding curvature to splines
  adding curvature to splines-1
  adding curvature to splines-2
using construction geometry
  sketching construction lines
  fully defining the geometry
creating lofts with single 3d sketches
  creating the third spline-1
  creating the third spline-2
  creating the loft