User Manual

20060601
2-13
Drawing and Editing Objects
2. Perform the following operation: (Construct) – 6:Parallel.
• This will draw a parallel to the selected line segment that passes through the selected This will draw a parallel to the selected line segment that passes through the selected
point.
Note
You can perform a parallel construct operation while any of the following combination objects
is selected.
• A single line segment and a single point, a single line and a single point, a single ray and a A single line segment and a single point, a single line and a single point, a single ray and a
single point, a single vector and a single point
• One side of a polygon and a single point One side of a polygon and a single point
S To construct a tangentTo construct a tangent
1. Draw a circle.
2. Perform the following operation: (Construct) – 7:Tangent.
• This will cause the message “Select Curve” to appear. This will cause the message “Select Curve” to appear.
3. Move the pointer close to the location on the circle where you want to construct the
tangent.
• Move the pointer towards the circle until Move the pointer towards the circle until : marks appear on it.
4. Press U.
• This will draw a line that is tangent to the circle at the location you selected with the This will draw a line that is tangent to the circle at the location you selected with the
pointer.
Note
You can perform the tangent construct operation while a circle or arc is selected.