Calendar: 1877-1878 Page 612

610 engineering and applied sciences level required tbe number of cubic yards Slopes being to centre 30 feet Chains Feet At 0-00 00 22 11-00 37 1400 38 2400 25 32 Ό0 12 42-00 Β and when looked at throuf the theodolite appeared to be all of the same level Β was 50 chains off one mile 120 chains and Ε two miles Give their true heights as compared with the point of observation The following distances and heights being given required the rates of inclination Feet At 140 208 320 260 200 10 130 14 SECOND YEAR Describe fully the construction of the theodolite also its uses adjustments and corrections Describe the circumferentor When would it be preferable to use it instead of the theodolite and when not being three towns AC bears 37 25 and the reverse bearing of PC is 35 18' Required the angle ACB The angles at the base of an isosceles triangle are together 125" what would the base measure if the triangle enclosed 200 300 and 400 acres respectively When the graduated limb of theodolite is divided into