## An Encyclopaedia of Architecture, Historical, Theoretical, and Practical |

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Page 289

The

equal to FM . ... as the squares of their

the ...

The

**radius**AL is equal to the**radius**AD : but AD is equal to FM ; therefore AL isequal to FM . ... as the squares of their

**radii**; therefore , since the square of the**radius**FM is equal to the squares of the**radii**FL and FG , the circular section ofthe ...

Page 567

Subtract the

be the

The difference ab between a F and I F will form one side of the quadrilateral ubcd

...

Subtract the

**radius**af so found from the height H BD and the remainder FD willbe the

**radius**of the second quarter of the revolution , and is to be set from F to b .The difference ab between a F and I F will form one side of the quadrilateral ubcd

...

Page 573

Then EC will be the smaller

. For arches whose height is greater than their half width ( fig . 629b . ) , draw CF

and BE perpendicular to AC , then EC will be the smaller

Then EC will be the smaller

**radius**, and EC added to AD will be the longer**radius**. For arches whose height is greater than their half width ( fig . 629b . ) , draw CF

and BE perpendicular to AC , then EC will be the smaller

**radius**; and EC added ...### What people are saying - Write a review

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angle appears arch architect architecture base beam becomes bricks building built called cathedral centre century church circle colour columns common considered construction contains course covered curve depth describe diameter direction divided draw edifices effect employed equal erected examples experiments extremely face feet figure force four front give given greater half height horizontal houses inches iron Italy joints length less lime material means middle mouldings nearly necessary observed obtained parallel period perpendicular piece placed plane portion practice principal produced Prop proportion quarries radius remains respect Roman roof round says side similar solid square stone strength style supposed surface temple thickness timber tower triangle upper vault vertical walls whereof whole wood