Elements of Geometry and Plane Trigonometry: With an Appendix, and Copious Notes and IllustrationsA. Constable & Company, 1817 - 432 Seiten |
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Seite 4
... of the solids which these describe or ter- minate . In the following definitions , therefore , the points and lines are all considered as existing in the same plane . [ 5 ] BOOK I. DEFINITIONS . 1. A crooked 4 ELEMENTS OF GEOMETRY .
... of the solids which these describe or ter- minate . In the following definitions , therefore , the points and lines are all considered as existing in the same plane . [ 5 ] BOOK I. DEFINITIONS . 1. A crooked 4 ELEMENTS OF GEOMETRY .
Seite 10
... describing line its radius , and the boundary traced by the remote end of that line its circumference . 35. The diameter of a circle is a straight line drawn through the centre , and terminated both ways by the cir- cumference . It is ...
... describing line its radius , and the boundary traced by the remote end of that line its circumference . 35. The diameter of a circle is a straight line drawn through the centre , and terminated both ways by the cir- cumference . It is ...
Seite 12
... describe a cir- cle ; and , from the centre B , with the distance H , describe another circle , meeting the former in the point C : ACB is the triangle required . Because all the radii of the same circle are equal , AC is equal to G ...
... describe a cir- cle ; and , from the centre B , with the distance H , describe another circle , meeting the former in the point C : ACB is the triangle required . Because all the radii of the same circle are equal , AC is equal to G ...
Seite 17
... describe a circle ; and , in the same line , take towards B another point E , and with the distance EC describe a second circle intersecting the former in F ; join CF , crossing the gi- ven line in G : CG is perpendicular to AB . For ...
... describe a circle ; and , in the same line , take towards B another point E , and with the distance EC describe a second circle intersecting the former in F ; join CF , crossing the gi- ven line in G : CG is perpendicular to AB . For ...
Seite 41
... describe two circles intersecting each other in the point D , join AD and CD ; the quadrilateral figure ABCD is the square required . D B For , by this construction , the figure has all its sides e- qual , and one of its angles ABC a ...
... describe two circles intersecting each other in the point D , join AD and CD ; the quadrilateral figure ABCD is the square required . D B For , by this construction , the figure has all its sides e- qual , and one of its angles ABC a ...
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Elements of Geometry, and Plane Trigonometry: With an Appendix, and Very ... University Professor Emeritus John Leslie, Sir Keine Leseprobe verfügbar - 2016 |
Häufige Begriffe und Wortgruppen
ABCD adjacent angle altitude angle ABC angle ADB angle BAC base AC bisect centre chord circle circumference consequently construction contained angle cosine decagon denote describe diameter difference distance diverging lines divided draw equal to BC equilateral triangle equivalent to twice evidently exterior angle given greater half Hence hypotenuse inscribed isosceles triangle join let fall likewise measure parallel perpendicular point G polygon PROB PROP Proposition quadrilateral figure quantities radius ratio rectangle rectangle contained rectilineal figure rhomboid right angles right-angled triangle Scholium segments semicircle semiperimeter sequently side AC sinB sine square of AB square of AC straight line tangent THEOR tion triangle ABC twice the rectangle twice the square vertex vertical angle whence Wherefore