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Problem (3)

Given the stadia readings in the table, determine the horizontal and vertical distances. Express to reasonable levels of accuracy.

The instrument used had a stadia multiplier and constant of 100 and 0 ft, and 5.50 ft height.

  Readings (ft) Zenith half-intervals      
To
Top Mid Bot Angle T B i HD VD
R 6.76 5.50 4.25 88°50'35" 1.26 1.25 2.51 250.9 +0.05
S 7.03 6.25 5.48 93°05'50" 0.78 0.77 1.55 154.8 -8.37
T 6.01 4.95 3.90 91°18'55" 1.06 1.05 2.11 210.9 -4.84

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