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" Being on a horizontal plane, and wanting to ascertain the height of a 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 51 ; then measuring in a direct... "
Elements of Geometry and Trigonometry Translated from the French of A.M ... - Page 247
by Charles Davies - 1849 - 359 pages
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Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - Geometry - 1855 - 336 pages
...required the distance ABAns 592-967 yards3 Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible...the tower was 33 45' ; required the height of the towerAns 83-998 feetTRIGONOMETRYApplications 4 Wanting to know the horizontal distance between two...
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Elements of Geometry and Trigonometry: From the Works of A.M. Legendre

Adrien Marie Legendre - Geometry - 1857 - 444 pages
...required the distance AB. Ans. 592.967 y:u\k 8. Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible...hill, the angle of elevation of the top of the tower waf 33 45' ; required the height of the tower. Ana. 83.998. 4. Wanting to know the hori• jsontal...
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Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1863 - 464 pages
...Required the distance AB. Ans. 592.967 ft. 5. Being on a horizontal plane, and wanting to ascertain the height of a tower, standing, on the top of an inaccessible...33 45' ; required the height of the tower. Ans. 83.998 ft. 6. Wanting to know the horizontal distance between two inaccessible objects E and W, the...
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Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - 1863 - 424 pages
...required the distance AB3 592-967 yards3 Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible...of the top of the hill 40, and of the top of the towar 51; then measuring in a direct line 180 feet farther from the hill, the angle of elevation...
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Mathematics for Practical Men: Being a Common-place Book of Principles ...

Olinthus Gregory - 1863 - 482 pages
...sines of their opposite angles. EXAMPLE VI. Being on a horizontal plane, and wanting to ascertain the height of a tower standing on the top of an inaccessible hill, I took the angle of elevation of the top of the hill 40, and of the top of the tower 51, then measuring...
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Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - Geometry - 1864 - 330 pages
...required the distance ABAns 592-067 yards3 Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible...a direct line 180 feet farther from the hill, the a-1gle of elevation of the top of the tower was 33 45' ; required the height of tho tower210 Applications4...
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Elements of Surveying and Navigation: With Descriptions of the Instruments ...

Charles Davies - Navigation - 1866 - 422 pages
...required the distance AB. Ans. 592.967 yards. 3. Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible...top of the hill 40, and of the top of the tower 5Г ; then measuring in a direct line 180 feet farther from the hill, the angle of elevation of the...
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Elements of Geometry and Trigonometry

C. Davies - 1867 - 342 pages
...required the distance ABAns 592-967 yards3 Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible...elevation of the top of the tower was 33 45' ; required tha height of the towerTRIGONOMETRYApplications 4 Wanting to know the horizontal distance between two...
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Elements of Geometry and Trigonometry from the Works of A.M. Legendre ...

Charles Davies, Adrien Marie Legendre - Geometry - 1869 - 472 pages
...plane, and wanting to ascertain • the height of a tower, standing on the top of an inaccessiblehill, there were measured, the angle of elevation of the...33 45' ; required the height of the tower. Ans. 83.098 ft. 6. Wanting to know the horizontal distance between two inaccessible objects E and W, the...
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Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - Geometry - 1870 - 319 pages
...required the distance AB. Ans. 592.067 yards. 3. Being on a horizontal plane, and wanting to ascertain the height of a tower, standing on the top of an inaccessible...was 33 45'; required the height of the tower. Ans. 83.998 feet. Applications. 4. Wanting to know the horizonD tal distance between two inaccessi- ,ble...
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