An Encyclopaedia of Architecture, Historical, Theoretical, and PracticalLongmans, Green, 1876 - 1395 pages |
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Page 271
... circle . G Let the circle of which it is required to find the centre be AGBF . Draw any chord AB ( fig . 267. ) ; bisect it , and from the point of divi- sion D raise a perpendicular FG : this line will pass through the centre , and ...
... circle . G Let the circle of which it is required to find the centre be AGBF . Draw any chord AB ( fig . 267. ) ; bisect it , and from the point of divi- sion D raise a perpendicular FG : this line will pass through the centre , and ...
Page 292
... circle . 1015. PROB . XIX . To inscribe an equilateral triangle in a given circle . Through the centre C draw any diameter AB ( fig . 378. ) ; from the point B as a centre , with the radius BC of the given circle , describe an arc DCE ...
... circle . 1015. PROB . XIX . To inscribe an equilateral triangle in a given circle . Through the centre C draw any diameter AB ( fig . 378. ) ; from the point B as a centre , with the radius BC of the given circle , describe an arc DCE ...
Page 331
... circle whose circumference is 36 . Here 22 : 7 : 36 : 1119 ; or , 36x7 22 1119 , the diameter required . 1221. PROBLEM VIII . To find the length of any arc of a circle . Or Rule 1. Multiply the decimal 01745 by the number of degrees in ...
... circle whose circumference is 36 . Here 22 : 7 : 36 : 1119 ; or , 36x7 22 1119 , the diameter required . 1221. PROBLEM VIII . To find the length of any arc of a circle . Or Rule 1. Multiply the decimal 01745 by the number of degrees in ...
Contents
ARCHITECTURE OF VARIOUS COUNTRIES | 4 |
Basements and Attics | 13 |
Jewish and Phoenician | 24 |
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15th century aisles architect architecture axis base beam breadth bricks building built called cast iron Castle cathedral cement centre of gravity chapel choir church circle circumference colour columns construction Corinthian order cube cubic foot curve decorated depth describe diameter divided dome Doric order draw edifices ellipsis employed entablature equal erected examples extrados feet girder given Gothic granite half horizontal houses inches inclined intercolumniations joints length lime limestone marble mortar mouldings nave obtained oolite ornaments palace parallel parallelogram perpendicular piece piers placed plane plates portico Prop proportion pyramid quarries radius rafters rectangle ribs right angles right line Roman Roman architecture Rome roof sandstone side similar sofite solid square stone strength style surface tangent temple thickness tiles timber tons tower transepts triangle upper vault vertical Vitruvius voussoirs walls weight whereof width wood