Entries from October 2009 ↓
October 25th, 2009 — AutoCAD Tutorials
Angular dimensions measure angles created by circles and arcs, angles between two lines, or angles created by three points.
To create an angular dimension
- From the Dimension menu, choose Angular.
- To specify the object you want to dimension, do one of the following:
Select a circle, and specify a second point on the circle.
Select an arc.
Select a line, and specify the second line.
Press ENTER, and specify the angle vertex and two points for the angle.
- Before you set the dimension location, you can edit its text or text angle.
Enter m to edit the dimension text with the Multiline Text Editor, or enter t to edit the dimension text on the command line.
Enter a to rotate the angle of the dimension text.
- Specify the dimension location.
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October 22nd, 2009 — AutoCAD Tutorials
You can indicate the centers of circles and arcs using center marks and centerlines. You can also format the size of center marks and centerlines.
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October 22nd, 2009 — AutoCAD Tutorials
AutoCAD provides 11 dimensions that you can use to measure design objects. To start a dimension, you can use the Dimension menu or toolbar or enter a dimension command on the command line. To display the Dimension toolbar, right-click the Standard toolbar and choose Dimensions.
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October 22nd, 2009 — AutoCAD Tutorials
Use radius and diameter dimensions to measure the radius or diameter of circles and arcs.
To measure a radius or diameter
- From the Dimension menu, choose Radius or Diameter.
- Select a circle or arc.
- Before you specify the dimension location, you can edit its text or change the text angle:
Enter m to edit the dimension text using the Multiline Text Editor, or enter t to edit the dimension text on the command line.
Enter a to rotate the angle of the dimension text.
- Specify the dimension line location.
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October 22nd, 2009 — AutoCAD Tutorials
Ordinate dimensions display the X or Y ordinate of any drawing point based on an origin point, called a datum. AutoCAD uses the origin of the current UCS to calculate each ordinate, or you can set a different origin. X-datum ordinate dimensions measure the distance of a point from the datum along the X axis. Y-datum ordinate dimensions measure the distance along the Y axis. AutoCAD aligns ordinate dimension text with the ordinate leader line.
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