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

Part 1: AutoCAD Basics
Select the quadrant point of the circle as
Select the arc created after trimming the
shown below.
circle. Next, right-click to accept the
selection.
Type 30 as radius and press ENTER.
Make sure that Object Snap is activated.
Select the center of the large circle as the
center of the array; the Array Creation tab
appears in the ribbon.
In the Items panel of the Array Creation tab,
set the Items value to 4.
Click Home > Modify > Trim on the ribbon.
Select the large circle as the cutting edge and
right-click.
Select the circle on the quadrant as the object
to be trimmed.
Notice that the Rotate Items button is active in the
Properties panel of the Array Creation tab. This
rotates the objects of the polar array. If you
deactivate this button, the polar array is created
without rotating the objects as shown in figure.
Press Enter.
Click Home > Modify > Array > Polar
Array on the ribbon or ARRAYPOLAR in
the command line.
In addition, the Associative button is active by
default. This ensures that you can edit the array after
creating it.
Make sure that the Associative and the
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