Elements of Geometry and Plane Trigonometry: With an Appendix, and Copious Notes and IllustrationsA. Constable & Company, 1817 - 432 Seiten |
Im Buch
Ergebnisse 1-5 von 45
Seite 12
... G , H two sides of the triangle which it is required to construct . From the centre A , with the distance G , describe a cir- cle ; and , from the centre B , with the distance H , describe another circle , meeting the former in the point ...
... G , H two sides of the triangle which it is required to construct . From the centre A , with the distance G , describe a cir- cle ; and , from the centre B , with the distance H , describe another circle , meeting the former in the point ...
Seite 15
... point D in the given straight line DE , to form an angle equal to the given angle BAC . In the sides AB and AC of the given angle , assume the points G and H , join GH , from DE cut off DI equal to AG , and on DI consti- tute ( I. 1 ...
... point D in the given straight line DE , to form an angle equal to the given angle BAC . In the sides AB and AC of the given angle , assume the points G and H , join GH , from DE cut off DI equal to AG , and on DI consti- tute ( I. 1 ...
Seite 17
... point above it . From the point C , to let fall a perpendicular upon the given straight line AB . In AB take towards ... G : CG is perpendicular to AB . For the straight lines DC , DF and EC , EF being joined , the trian- gles DCE and ...
... point above it . From the point C , to let fall a perpendicular upon the given straight line AB . In AB take towards ... G : CG is perpendicular to AB . For the straight lines DC , DF and EC , EF being joined , the trian- gles DCE and ...
Seite 26
... point G lies beyond H. Next , suppose the side BC or EF to be greater than AB or DE . Where- fore ( I. 12. ) the angle BAC is greater than BCA ; but ( I. 8. ) the exterior angle BHC of the triangle ABH B E D H G F is greater than BAH or ...
... point G lies beyond H. Next , suppose the side BC or EF to be greater than AB or DE . Where- fore ( I. 12. ) the angle BAC is greater than BCA ; but ( I. 8. ) the exterior angle BHC of the triangle ABH B E D H G F is greater than BAH or ...
Seite 30
... point G , it makes an angle EFH greater than EGA ; and when it meets AB below that G H I K B point , it makes an angle EFL , which is less than the same angle . But in passing through all the degrees from greater to less , a varying 30 ...
... point G , it makes an angle EFH greater than EGA ; and when it meets AB below that G H I K B point , it makes an angle EFL , which is less than the same angle . But in passing through all the degrees from greater to less , a varying 30 ...
Inhalt
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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