Part Measure Angular/fr

How to use

 * 1) Select two straight edges, two planar faces or one straight edge
 * 2) Press the  button.
 * 3) Alternatively the command can be launched without prior selection. A selection dialog then opens in the Tasks tab. A Control widget also provides buttons to reset the selection, toggle the measurement display in the 3D view, and clear all measurements.
 * 4) Measurements are automatically discarded when closing the document.