 | William Galbraith - 1834 - 454 pages
...EXAMPLE II. Wanting to know the breadth of a river, I measured 100 yards in a straight line by the side of it ; and at each end of this line I found the angles subtended by the other end, and a tree close by the op. posite side, to be 53° and 79° 12' ; what... | |
 | John D. Williams - 1840 - 634 pages
...40. Wanting to know the breadth of a river, I measured a base of 500 yards in a straight line close by one side of it; and at each end of this line I found the angles subtended by the other end and a tree, close to the bank on the other side of the river, to be 53°... | |
 | William Smyth - 1855 - 234 pages
...4596.10 yards. 9. Wanting to know the breadth of a river, I measured 100 yards in a right line close by one side of it, and at each end of this line I found the angles subtended by the other end and a tree close by the other side of the river to be 53° and 79° 12'.... | |
 | Charles Hutton - 1860 - 1020 pages
...Wanting to know the breadth of a river, I measured a base of .". » arris in a straight line close by one side of it; and at each end of this line . :.,-m«lt!.e angles subtended by the other end and a tree close on the bank on • >.» ,,thfr »ide... | |
 | Edward Butler (A.M.) - 1862 - 154 pages
...II. — To find the perpendicular breadth of a river, I measured 100 yards in a straight line close by one side of it, and at each end of this line I found the angle subtended by the other end and a tree on the opposite bank of the river to be 53° and 79° 12'... | |
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I measured a base of 500 yards in a straight line close by one side of it ; and at each end of this line I .found the angles subtended by the other end and a tree, close to the bank on the other side of the river, to be 53° and 79° 12'. 
