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He used trigonometry to calculate the radius of the Earth using measurements of the height of a hill and measurement of the dip in the horizon from the top of that hill. His calculated radius for the Earth of 3928.77 miles was 2% higher than the actual mean radius of 3847.80 miles. [ 19 ]
In contrast, the Chrysler Building employed a very large 38.1 m (125 ft) spire secretly assembled inside the building to claim the title of world's tallest building with a total height of 318.9 m (1,046 ft), although it had a lower top occupied floor and a shorter height when both buildings' spires were excluded.
According to a study in France, executives and professionals are 2.6 centimetres (1.0 in) taller, and university students are 2.55 centimetres (1.0 in) taller than the national average. [ 7] As this case shows, data taken from a particular social group may not represent a total population in some countries.
Human height or stature is the distance from the bottom of the feet to the top of the head in a human body, standing erect. It is measured using a stadiometer, [ 1] in centimetres when using the metric system or SI system, [ 2][ 3] or feet and inches when using United States customary units or the imperial system. [ 4][ 5] In the early phase of ...
The Burj Khalifa [a] (known as the Burj Dubai prior to its inauguration) is a skyscraper in Dubai, United Arab Emirates.It is the world's tallest structure.With a total height of 829.8 m (2,722 ft, or just over half a mile) and a roof height (excluding antenna, but including a 242.6 m spire) [2] of 828 m (2,717 ft), the Burj Khalifa has been the tallest structure and building in the world ...
In the United States it is measured at breast height, or at 4.5 feet (1.4 m) above ground level. [1] [2] [3] Elsewhere in the world it is measured at a height of 1.3 meters (4.3 ft), [4] 1.35 meters (4.4 ft) [5] 1.4 meters (4.6 ft), [6] [7] or 1.5 meters (4.9 ft). [8] The base of the tree is measured for both height and girth as being the ...
1 palmo = 9.5297 in [ 17] 1 canna = 2.06480 m [ 12] 1 canna = 8 palmi [ 12][ 17] 1 canna = 8 palmi = 2.06479 m [ 16] 1 cortena = 4 canne [ 18] 1 corda = 4 cortene = 33.037 m [ 18] 1 miglio = 45 corde = 1486.66 m [ 10] Palermo. 1 canna = 10 palmi = 2.065 m [ 9]
These changes later paved the way for Safavid architecture. The pinnacle of Ilkhanate architecture was reached with the construction of Uljaytu's mausoleum (1302–1312) in Soltaniyeh, Iran, which measures 50 m in height and 25 m in diameter, making it the 3rd largest and the tallest masonry dome ever erected. [182]