# Compute inverse

Use the Compute inverse cogo function to compute the inverse between points.

1. To open the Computeinverse form, you can:
   - In the map, select the points and then from the tap and hold menu, select Compute inverse.
   - Tap and select Cogo / Compute inverse Select the From point(1) and To point(2). See To enter a point name.

   The software calculates the following values:

   - azimuth (3)
   - horizontal distance (4)
   - the change in elevation, slope distance and grade between the two points
   - delta north (5) and east (6)

2. Tap Store.