Elements of Geometry and Plane Trigonometry: With an Appendix, and Copious Notes and IllustrationsA. Constable & Company, 1817 - 432 Seiten |
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Seite 18
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. PROP . VII . PROB . To ... angle ACD or ACE is equal to BCD or BCE . Again , the inferior triangles ACE ... ADB and EDC have , by construction , 18 ELEMENTS OF GEOMETRY .
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. PROP . VII . PROB . To ... angle ACD or ACE is equal to BCD or BCE . Again , the inferior triangles ACE ... ADB and EDC have , by construction , 18 ELEMENTS OF GEOMETRY .
Seite 19
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. The triangles ADB and EDC have , by construction , the side DA equal to DE , the side DB to DC , and the vertical angle BDA equal to CDE ; these triangles are ...
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. The triangles ADB and EDC have , by construction , the side DA equal to DE , the side DB to DC , and the vertical angle BDA equal to CDE ; these triangles are ...
Seite 21
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. a contradiction ; and consequently those sides must ... ADB , and consequently CAB is greater than ADB . Again , the angle ADB ... triangle ABC , the angle CAB BOOK I. 21.
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. a contradiction ; and consequently those sides must ... ADB , and consequently CAB is greater than ADB . Again , the angle ADB ... triangle ABC , the angle CAB BOOK I. 21.
Seite 40
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. PROP . XXXIV . PROB . To draw a perpendicular ... angle CDB , A D B being equal ( I , 30. ) to the interior angles DBF and DFB , is double of DBF , or the angle DBF ...
With an Appendix, and Copious Notes and Illustrations Sir John Leslie. PROP . XXXIV . PROB . To draw a perpendicular ... angle CDB , A D B being equal ( I , 30. ) to the interior angles DBF and DFB , is double of DBF , or the angle DBF ...
Seite 54
... and the straight line AC equal to AD . The two triangles ACB and ADB , having all the sides in the one respectively equal to those in the other , are therefore equal ( I. 2. ) , and consequently the angle ABC is equal to the corresponding ...
... and the straight line AC equal to AD . The two triangles ACB and ADB , having all the sides in the one respectively equal to those in the other , are therefore equal ( I. 2. ) , and consequently the angle ABC is equal to the corresponding ...
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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