Dimensioning the Length of an Arc
This function can be used to dimension the length of an arc.

Dimension an arc as follows:
- Select Drafting | Dimensions |  Dimension Dimension   Length of Arc. Length of Arc.
- The dimension type is Arc length.
- Click the arc (A).
- Click a location for the dimension (B).
Note: 
    
  - To edit the dimension precision or the dimension properties, click the dimension and select the Properties function.
