This command fits a curve between two tangent lines and a known
chord length. It prompts
for the chord length, the P.I. and points on the two tangent lines.
Chord Length <100.00>: press
Enter
[int on] Pick P.I. of curve: pick
a point
[nea on] Pick Point on 1st Tangent
Line: pick a point
[nea on] Pick Point on 2nd Tangent
Line: pick a point
Pulldown Menu Location: Draw > Arc
Keyboard Command: 2tanlcl
Prerequisite: Tangent lines should be drawn before execution
File Name: \lsp\2tanlcl.lsp