An Encyclopædia of Architecture: Historical, Theoretical, & PracticalLongmans, Green, and Company, 1881 - 1395 Seiten |
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Seite 282
... plane if it make right angles with all lines which can be drawn from any point in that plane . Thus BA ( fig . 322. ) is perpendicular to the plane MLGFPN , because it makes right angles with the lines AM , и AL , AG , & c . drawn from ...
... plane if it make right angles with all lines which can be drawn from any point in that plane . Thus BA ( fig . 322. ) is perpendicular to the plane MLGFPN , because it makes right angles with the lines AM , и AL , AG , & c . drawn from ...
Seite 284
... plane ( Defin . 2. ) must pass through the points C , D ; it would therefore ( Prop . 93. ) be the same with the plane FDCG , since these two planes would have three common points A , C , D. 975. PROP . XCV . From a given point in a plane ...
... plane ( Defin . 2. ) must pass through the points C , D ; it would therefore ( Prop . 93. ) be the same with the plane FDCG , since these two planes would have three common points A , C , D. 975. PROP . XCV . From a given point in a plane ...
Seite 285
... plane surfaces . 3. A prism is a solid terminated by two identical plane bases parallel to each other , and by surfaces which are parallelo- grams . ( Fig . 334. ) 4. A parallelopiped is a prism the bases of which are parallelo- grams ...
... plane surfaces . 3. A prism is a solid terminated by two identical plane bases parallel to each other , and by surfaces which are parallelo- grams . ( Fig . 334. ) 4. A parallelopiped is a prism the bases of which are parallelo- grams ...
Seite 288
... plane surfaces ; and radii being drawn to each of these points , the sphere will be divided into small pyramids , which have their vertex at the centre , and have plane bases . The solid contents of all these small pyramids will be ...
... plane surfaces ; and radii being drawn to each of these points , the sphere will be divided into small pyramids , which have their vertex at the centre , and have plane bases . The solid contents of all these small pyramids will be ...
Seite 289
... plane surface any plane figure . It is the most simple species of geometrical drawing , and the most generally useful ; for the surfaces of buildings and other objects are more frequently plane than curved , and they must be drawn with ...
... plane surface any plane figure . It is the most simple species of geometrical drawing , and the most generally useful ; for the surfaces of buildings and other objects are more frequently plane than curved , and they must be drawn with ...
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