State the two ways to measure distances.

The two ways to measure distances are:

1. Measuring distances in a straight line or as the crow flies
   1. As the crow flies, refers to the shortest distance between two given points.
   2. Distance can be measured directly by using the scale or with the help of a divider.
2. To measure the distance of a curved road, river or canal:
   For this, the following methods are used:
   1. With the help of paper strip.
   2. With the help of a thread.