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

Part 1: AutoCAD Basics
Diameter DIA It adds a diameter dimension to a circle or an arc.
Click Annotate > Dimensions > Dimension drop-down>
Diameter on the ribbon.
Select a circle or an arc and position the dimension.
Radius DRA It adds a radial dimension to an arc or circle.
Jogged DJO It creates jogged dimensions. A jogged dimension is created when it is
not possible to show the center of an arc or circle.
Click Annotate > Dimensions > Dimension drop-down >
Jogged on the ribbon.
Select an arc or circle.
Select a new center point override.
Locate the dimension and the jog location.
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