Note-book on practical, solid, or descriptive geometry, by J. H. Edgar and G. S. Pritchard |
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Page 1
... perpendicular let fall from point A on the horizontal plane , and is marked a ; the elevation of A is marked a ' and is the point of intersection of the perpendi- cular from A on the vertical plane . See Fig . 1 . E. G. I The perpendicular ...
... perpendicular let fall from point A on the horizontal plane , and is marked a ; the elevation of A is marked a ' and is the point of intersection of the perpendi- cular from A on the vertical plane . See Fig . 1 . E. G. I The perpendicular ...
Page 2
... perpendicular to the plane of projection , is called the projecting plane of that line ; and the intersection ab of these two planes the projection of the line , i . e , its plan , or in the case of AB and a'b ' its elevation . The ...
... perpendicular to the plane of projection , is called the projecting plane of that line ; and the intersection ab of these two planes the projection of the line , i . e , its plan , or in the case of AB and a'b ' its elevation . The ...
Page 3
... perpendicular to the ground line . This perpendicular will thus form a locus of points a and a , that is to say , must contain points a and a . The distance of a from xy shows the distance of the point A from the vertical plane . The ...
... perpendicular to the ground line . This perpendicular will thus form a locus of points a and a , that is to say , must contain points a and a . The distance of a from xy shows the distance of the point A from the vertical plane . The ...
Page 4
... perpendicular a'a from the vertical projection a ' is equal to the height of the point . The perpendicular aa from its plan is equal to the dis- tance of the point from the vertical plane of projection . The point in which any line or ...
... perpendicular a'a from the vertical projection a ' is equal to the height of the point . The perpendicular aa from its plan is equal to the dis- tance of the point from the vertical plane of projection . The point in which any line or ...
Page 5
... perpendicular to each other , every line drawn from a point in one plane perpendicular to the other lies wholly in the former ; and therefore meets the latter in the common section of the planes . From this and the definitions it ...
... perpendicular to each other , every line drawn from a point in one plane perpendicular to the other lies wholly in the former ; and therefore meets the latter in the common section of the planes . From this and the definitions it ...
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Note-Book on Practical, Solid, Or Descriptive Geometry, by J. H. Edgar and G ... Joseph Haythorne Edgar No preview available - 2020 |
Common terms and phrases
Algebra ARITHMETIC assumed auxiliary elevation BEGINNERS BROOKE Foss WESTCOTT Cambridge centre Chapter circle of contact CLASS-BOOK cloth conic surface constructed Crown 8vo cube cylinder DESCRIPTIVE GEOMETRY determine the projections determine the traces diameter dihedral angle distance ELEMENTARY TREATISE ellipse English equal Examination Papers Extra fcap face frustum generatrix GEOMETRY given angle given plane given point given straight line Grammar Greek ground line heights hori horizontal edges horizontal plane horizontal trace inches side inclined 50 intersection Isometric Isometric Projection John's College join Latin length Mathematical meet Notes perpendicular Plan and elevation plane at right plane containing plane inclined plane of elevation plane of projection point aa point Q prism PROBLEM Professor pyramid radius required plane revised right angles right cone Schools Second Edition slant edges solid sphere square tangent plane tetrahedron Theorem tion trace of plane Trigonometry vertex vertical plane vertical trace zontal
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