AutoCAD 2018 and Inventor 2018 Tutorial By Tutorial Books (www.engbookspdf.com)

Part 1: AutoCAD Basics
Right-click and select Enter; geometric constraints are applied to the objects based on
their geometric condition.
Example:
In this example, you will create the following
drawing by using the drawing and parametric tools.
the center points of the two circles will be
horizontal.
Create four lines as shown below.
Open a new AutoCAD file.
Create two circles and a line as shown in
figure.
Click the Coincident button on the
Geometric panel and select the two
endpoints of the lines as shown below; the
endpoints will be made coincident.
Click Parametric > Geometric > Horizontal
on the ribbon.
Select the line to make it horizontal.
Press the SPACEBAR and select the 2Points
option from the command line.
Select the large circle and the small circle;
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