Surveying
In the quadrantal bearing system, a whole circle bearing of 293° 30′ can be expressed as

N23°30’W
S113°30’N
W23°30’N
N66°30’W

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Surveying
Pick up the incorrect statement from the following. In a spherical triangle

Sum of the three angles less than six right angles and greater than two right angles
Sum of the three angles is equal to two right angles
Every angle is less than two right angles
Sum of any two sides is greater than the third

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Surveying
The First Point of Aeries

All listed here
Is the point in the celestial sphere where zero meridian crosses the celestial equator
Is located near the very conspicuous rectangle of stars in the constellations of Pegasus and Andromeda
Is usually denoted by the Greek letter ?

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