Compass Survey

If the Fore Bearing of the lines AB and BC are $60^{\circ}$ and $122^{\circ}$, respectively, then the interior angle $\angle A B C$ (in degrees) is ________ (round off to the nearest integer).

If the quadrantal bearing of a line is N30,,aW, then the whole circle bearing of the line is

If the number of sides resulting in a closed traverse is increased from three to four, the sum of the interior angles increases by

A child walks on a level surface from point P to point Q at a bearing of 30°, from point Q to point R at a bearing of 90° and then directly returns to the starting point P at a bearing of 240°. The straight-line paths PQ...

A delivery agent is at a location R. To deliver the order, she is instructed to travel to location P along straight-line paths of RC, CA, AB and BP of 5 km each. The direction of each path is given in the table below as...

The magnetic bearing of the sun for a location at noon is 183˚ 30ˊ. If the sun is exactly on the geographic meridian at noon, the magnetic declination of the location is ________.

The bearing of a survey line is N31$$^\circ$$17'. Its azimuth observed from north is __________ deg. (round off to two decimal places)

If the magnetic bearing of the Sun at a place at noon is S 2$$^\circ$$E. The magnetic declination (in degrees) at that place is

In quadrantal bearing system, bearing of a line varies from

The magnetic bearing of a line AB is S 45° E and the declination is 5° west. The true bearing of the line AB is

The quadrantal bearings of the lines AB and CA are S $$30^o$$ E and S $$75^o$$ E, respectively the inclined angle CAB is _____.

True meridians at different places converge