Use the Measuring Tool to measure distances, radiuses, diameters and angles:
- Click on menu icon ☰
- Select the Tools tab
- Select the Measure tool
You can move the ends of the measuring line by dragging the circles. Tapping the circle will enlarge it to give you move precision. You can pan the measuring line too. On iPad and iPhone simply use your fingers to manipulate the into the correct position.
You can create a radius or diameter with this line using the information palette.
Adding another line over the top of the first one will allow you measure intersection angles. Click on the angle displayed to highlight the intersection and use the information palette to click on the different quadrant angles to identify them.