Angle tool is used to measure the angle:
- select Angle tool in Measure menu.
- position the mouse pointer on the point from which you want to measure the angle, click, and release the selected mouse button.
- move the pointer to the second point (the apex), click and release the selected mouse button again.
- move the pointer to the end point and click the selected mouse button again – the angle is displayed on the image:
Figure 67. Angle measurement