Surveying
The length of a chain is measured from

outside of one handle to inside of other handle
centre of one handle to centre of other handle
inside of one handle to inside of other handle
outside of one handle to outside of other handle

ANSWER DOWNLOAD EXAMIANS APP

Surveying
The necessary geometrical condition for triangulation adjustment is:

The sum of the three angles of a plane triangle should be 180°
All listed here
The sum of the eight angles of a braced quadrilateral should be 360°
The sum of the angles around a station should be 360°

ANSWER DOWNLOAD EXAMIANS APP