Split Entities
You can split a sketch entity to create two sketch entities. Conversely, you can delete a split point to combine two sketch entities into a single sketch entity. Use two split points to split a circle, full ellipse, or a closed spline.
You can dimension to a split point. Also, you can insert parts at split points in a routing assembly.
Using Split Entities
To split a sketch entity:
Combining Split Entities
To combine two split sketch entities into one:
In an open sketch, click the split point and press Delete.