Click Smart Dimension on the Dimensions/Relations toolbar, or click Tools > Dimensions > Smart. The default dimension type is Parallel.
Select the items to dimension, as shown in the table below. You can undo previous selections by pressing Esc.
Click to place the dimension. To dimension the.
Constraints on a single point On selecting a point e.g. the end of a line or the centre of a circle. The user is presented with the single option to fix. This locks the point in space. Constraints between two points On selection of two points the user has to option to merge (or connect) the points or to apply a horizontal or vertical relationship between them. Shown opposite are the effects of merged and horizontal relationships. N.B. to select multiple items select and hold