Surveying
The angle between the prolongation of the preceding line and the forward line of a traverse is called

deflection angle
direct angle
None of these
included angle

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Surveying
In triangulation surveys

All listed here
Sides are not measured excepting the base line
The area is divided into triangular figures
Control stations are located from which detailed surveys are carried out

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Surveying
In the prismatic compass

the graduated circle is fixed to the box and the magnetic needle always remains in the N-S direction
the line of the sight does not move with the box
the magnetic needle moves with the box
the magnetic needle and graduated circle do not move with the box

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