...feet and 672 feet, and their included angle 55° 40'. Requir« ed the distance AB. Ans. 592.967 ft. 5. Being on a horizontal plane, and wanting to ascertain...tower, standing on the top of an inaccessible » hill, there were measured, the angle of elevation of the top of the hill 40°, and of the top of the tower...

...CB = 672 yards, CA = 588 yards, = 55° 40' ; Ans. 592.967 yards. FIo. required the distance AB. 3. Being on a horizontal plane, and wanting to ascertain...tower standing on the top of an inaccessible hill, there were measured, the angle of elevation of the top of the hill 40°, and of the top of the tower...

...CA = 672 yards, = 588 yards, = 55° 40'; required the distance AB. Ans. 592.967 yards. 3. Being ou a horizontal plane, and wanting to ascertain the height...tower standing on the top of an inaccessible hill, there were measured, the angle of elevation of the top of the hill 40°, and of the top of the tower...

...feet and 672 feet, and their included angle 55° 40'. Required- the distance AB. Ans. 592.967 ft. 5. Being on a horizontal plane, and wanting to ascertain...tower, standing on the top of an inaccessible hill, there were measured, the angle of elevation of the top of the hill 40°, and of the top of the tower...

...triangles. When may the ambiguity be removed ? 12. Wishing to know the height of a tower on the top of a hill, I took the angle of elevation of the top of the tower 51°, and of its bottom 40° ; then measuring on a horizontal plane in a line directly from my...