Question

A theodolite was set up at a distance of 200 m from a tower. The angle of elevation to the
top of the parapet was 8° 18' while the angle of depression to the foot of the wall was
2° 24'. The staff reading on the B.M. having R.L 248.362 with the telescope horizontal
was 1.286 m. Find the height of the tower and the RL, of the top of the parapet? [15]​

Answer 1

Answer:

Explanation:

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