## The Encyclopedia of Architecture, Historical, Theoretical, and Practical |

### From inside the book

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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 299

If the triangle be right - angled , any unknown part may be found by the following

proportion : - As

angle To the other leg ; And so is secant of the same angle To the hypothenuse ...

If the triangle be right - angled , any unknown part may be found by the following

proportion : - As

**radius**Is to either leg of the triangle , So is tangent of its adjacentangle To the other leg ; And so is secant of the same angle To the hypothenuse ...

Page 573

Then EC will be the smaller

. For arches whose height is greater than their half width ( fig . 6296 . ) , draw CF

and BE perpendicular to AC , then ÉC 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 . 6296 . ) , draw CF

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

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

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### Contents

HISTORY OF ARCHITECTURE | 1 |

PAGE PAGE | 11 |

Areades above Arcades 854 Sect 14 Circular Windows 951 | 13 |

Copyright | |

64 other sections not shown

### Other editions - View all

### Common terms and phrases

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