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

### From inside the book

Results 1-3 of 88

Page 266

If a line be perpendiculur to one of two

the other . Let AB , CD ( fig . 247. ) be two

angles with CD , it will also make right angles with AB . Take at pleasure GC ...

If a line be perpendiculur to one of two

**parallel**lines , it is also per . pendicular tothe other . Let AB , CD ( fig . 247. ) be two

**parallel**lines : if the line FG makes rightangles with CD , it will also make right angles with AB . Take at pleasure GC ...

Page 267

А L F e N F 3 H. G м G D B D G F A

figure GLPM is a rectangle , its four angles being right angles . In the triangles

GLF , FMG the sides LF , GM are equal , because they are opposite sides of the

same ...

А L F e N F 3 H. G м G D B D G F A

**parallel**linc GD . Whence the quadrilateralfigure GLPM is a rectangle , its four angles being right angles . In the triangles

GLF , FMG the sides LF , GM are equal , because they are opposite sides of the

same ...

Page 269

Parallelograms which are between the same

, are equal . Let the two parallelograms ABCD , AFGD ( fig . 261. ) , be between

the same

Parallelograms which are between the same

**parallels**, and have the same base, are equal . Let the two parallelograms ABCD , AFGD ( fig . 261. ) , be between

the same

**parallels**BG , AM , and upon the same base AD ; the space enclosed ...### What people are saying - Write a review

We haven't found any reviews in the usual places.

### 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 half height horizontal houses inches iron Italy joints length less lime marble material means mouldings nearly necessary observed obtained original parallel period perpendicular piece placed plane portion practice 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