You can find any tool by the Menu Structure HERE: https://turbocaddoc.atlassian.net/wiki/display/TC21UG/Menu+Structure
You can find the menu location of any tool by name HERE: https://turbocaddoc.atlassian.net/wiki/display/TC21UG/Tools+Mapped+to+Menus
Tangent Arc Point
Creates a line tangent to an arc, circle, or ellipse, with the midpoint of the line located at the point of tangency.
- Select the tangent arc, circle, or ellipse.
- Move the mouse to adjust the length of the line, or set the length in the Inspector Bar. The line midpoint always remains at the tangent point.
- Move the mouse to change the angle of the line and the point of tangency, or set the angle in the Inspector Bar.
