How to Add Dimensions in CAD
Linear Dimension
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Draw horizontal or vertical dimensions.
Click the icon or select the menu command
Draw - Linear Dimension
. Follow these steps:
- Click to set the first point (start of the first extension line).
- Click to set the second point (start of the second extension line).
- Click to set the third point (position of the dimension line, horizontal or vertical).
Aligned Dimension
Draw dimensions at any angle.
Click the icon or select the command
Draw - Aligned Dimension
. Follow the same steps as for linear dimensions.
Difference between linear and aligned dimensions:
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Diameter Dimension
Dimension the diameter of a circle. Click the icon or select the menu command
Draw - Diameter Dimension
. There are three ways to dimension a circle:
- First point inside the circle.
- First point outside the circle.
- First point at the opposite side of the circle.
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Dimension Styles
The program includes predefined dimension styles. Each page can use a different style. To configure:
- Right-click the drawing.
- Select
Page Settings
from the menu. - Open the
Dimension Style
tab.
From the dialog box, you can:
- Choose a predefined style.
- Create a new style.
- Modify an existing style.
- Delete a style.
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Click New
or Modify
to customize dimension style properties. A preview illustrates the parameter effects.
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Dimensioning Units
All dimensions on a page share the same unit, set in the Dimension Style
dialog. Units are not displayed on dimensions but can be included in the title block. Use the system variable {_du}
.
Custom Text
Enter custom text for dimensions in the Properties panel.