Constrain a point to the midpoint of a line or arc.

Toggle on constraints while you make selections. Each pair of entities selected are constrained to each other. Click to toggle off, or select another tool to toggle off automatically.

Shortcut: shift+m

The Midpoint sketch tool constrains a point to the midpoint of a line or arc. To sketch a midpoint, select a line and a point. Next, click the Midpoint sketch tool on the sketch toolbar. The point is constrained to the midpoint of the line.

Alternatively, select an arc and a point. Then click the Midpoint sketch tool. The point is constrained to the midpoint of the arc.

Steps

  1. Select a line and a point, or select an arc and a point.
  2. Click Midpoint tool icon.

The point will be constrained to the midpoint of the line or arc.

Constrain a point to the midpoint of a line or arc.

  1. Select a point, and a line or an arc.
  2. Select Midpoint tool icon.

The point will be constrained to the midpoint of the line or arc.

Example of Midpoint Constraint tool in use, with a line selected in one square and a point in another

Example of Midpoint Constraint tool in use, after the midpoint is created between the line and the point

Example of Midpoint Constraint tool in use, with an arc and point selected

Example of Midpoint Constraint tool in use, after the midpiont is created between the arc and the point