The fundamental principle of surveying is to work from the

In order to locate a point by oblique offsets we must measure and note at least

The method of measuring distance by pacing is chiefly used in

The error in measured length due to bad ranging is

The method of intersection in plane tabling is commonly used for

The smaller horizontal angle between the true meridian and a survey line, is known

One mile equals to

The length of peg interval for flat curves is

During levelling if back sight is more than foresight