The Elements of Descriptive Geometry ... |
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Página 40
projection , will give two points of each trace of the required plane . PROBLEM 13
. To draw a line through a given point which shall meet tuo given lines . 27 . First ,
find the traces of a plane passing through the point , and through one of the ...
projection , will give two points of each trace of the required plane . PROBLEM 13
. To draw a line through a given point which shall meet tuo given lines . 27 . First ,
find the traces of a plane passing through the point , and through one of the ...
Página 41
From a given point to draw a line perpendicular to a given plane , and then to
determine its magnitude 28 . We shall first show that the projections of the
perpendicular are + to the traces of the given plane . The plane which projects
the line on ...
From a given point to draw a line perpendicular to a given plane , and then to
determine its magnitude 28 . We shall first show that the projections of the
perpendicular are + to the traces of the given plane . The plane which projects
the line on ...
Página 76
The points of the conic section situated on these generatrixes will not change
their respective distances from the vertex , and it is evident that these distances
are given on the line o ' a ' , between the point o ' and the parallels to xy drawn ...
The points of the conic section situated on these generatrixes will not change
their respective distances from the vertex , and it is evident that these distances
are given on the line o ' a ' , between the point o ' and the parallels to xy drawn ...
Página 38
two traces of the required plane ; the three points of each trace must be in the
same straight line , and the two traces must intersect the ground line in the same
point . ... To draw a plane through a given point and through a given line . 24 . Let
a ...
two traces of the required plane ; the three points of each trace must be in the
same straight line , and the two traces must intersect the ground line in the same
point . ... To draw a plane through a given point and through a given line . 24 . Let
a ...
Página 40
projection , will give two points of each trace of the required plane . PROBLEM 13
. To draw a line through a given point which shall meet tuo given lines . 27 . First ,
find the traces of a plane passing through the point , and through one of the ...
projection , will give two points of each trace of the required plane . PROBLEM 13
. To draw a line through a given point which shall meet tuo given lines . 27 . First ,
find the traces of a plane passing through the point , and through one of the ...
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Palavras e frases frequentes
angle arcs assumed axes axis base called centre circle coincide common cone conic consequently considered construction contains corresponding curve curve of intersection cylinder described Descriptive determined developed dicular distance draw draw the tangent drawn equal evident example faces figure formed generatrixes given line given point ground line helix Hence horizontal plane horizontal projection horizontal trace intersection length line joining lines parallel magnitude meet moving necessary normals obtained obviously Octavo parallel parallel to xy perpen perpendicular plane pap plane passing planes of projection point of contact polygon position PROBLEM produced PROPOSITION radius required plane respectively right angles sides situated solid sought space sphere straight line supposed surface tangent plane third plane tion true vertex vertical plane vertical projection vertical trace
Passagens conhecidas
Página 15 - A MANUAL of CHRISTIAN ANTIQUITIES ; or an Account of the Constitution, Ministers, "Worship, Discipline, and Customs of the Early Church ; with an Introduction, containing a Complete and Chronological Analysis of the "Works of the Antenicene Fathers.
Página 11 - If two straight lines meeting one another be parallel to two other straight lines which meet one another, but are not in the same plane with the first two; the plane which passes through these is parallel to the plane passing through the others.
Página 10 - From the same point in a given plane there cannot be two straight lines at right angles to the plane, upon the same side of it : and there can be but one perpendicular to a plane from a point above the plane.
Página 15 - HISTORY of the CHURCH of ENGLAND, to the REVOLUTION in 1688; embracing Copious Histories of the Thirty-Nine Articles, the Translation of the Bible, and the Compilation of the Book of Common Prayer.
Página 6 - IF two straight lines be parallel, the straight line drawn from any point in the one to any point in the other is in the same plane with the parallels.* Let AB, CD be parallel straight lines, and take any point E in the one, and the point F in the other : the straight line which joins E and F is in the same plane with the parallels.
Página 17 - BIBLE CYCLOPEDIA; a Comprehensive Digest of the Civil and Natural History, Geography, Statistics, and General Literary Information connected with the Sacred Writings.
Página 15 - CV. *HISTORY OF THE CHRISTIAN CHURCH ; from the Ascension of Jesus Christ to the Conversion of Constantine. By the late EDWARD BURTON, DD, Regius Professor of Divinity at Oxford.
Página 2 - A solid angle is that which is made by the meeting of more than two plane angles, which are not in the same plane, in one point. X. ' The tenth definition is omitted for reasons given in the notes.
Página 19 - Progressive Exercises in Greek Tragic Senarii, followed by a Selection from the Greek Verses of Shrewsbury School, and prefaced by a short Account of the Iambic Metre and Style of Greek Tragedy.
Página 7 - Two straight lines which are each of them parallel to the same straight line, and not in the same plane with it, are parallel to one another. Let AB...