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 Books Bücher That, if a straight line falling on two straight lines make the interior angles on the same side less than two right angles, the two straight lines, if produced indefinitely, meet on that side on which are the angles less than the two right angles. The geometry, by T. S. Davies. Conic sections, by Stephen Fenwick - Seite 19
von Royal Military Academy, Woolwich - 1853
Vollansicht - Über dieses Buch ## Elements of Geometry and Trigonometry Translated from the French of A.M ...

Charles Davies - 1849 - 384 Seiten
...angles. PROPOSITION XXI. THEOREM. If a straight line meet two other straight lines, making the sum of the interior angles on the same side less than two right angles, the two lines will meet if sufficiently produced. Letthe line EFmeet the two lines CD, IH, making the...
Vollansicht - Über dieses Buch ## The first two books of the Elements of Euclid, with additional figures ...

Euclides - 1852 - 152 Seiten
...GHD; but the angles AGH, BGH are equal* to two right angles; • xiii. i therefore the angles BGH, GHD are less than two right angles; but those straight...the same side less than two right angles, do meet together if continually produced; therefore the straight lines AB, CD, if produced far enough, shall...
Vollansicht - Über dieses Buch ## Elements of Geometry and Trigonometry

Adrien Marie Legendre - 1852 - 436 Seiten
...obtuse angles. PROPOSITION XXI. THEOEEM. If two straight lines meet a third line, raaking tlie sum of the interior angles on the same side less than two right angles^ the two lines will meet if sufficiently produced. Let the two lines CD, IL, meet the line EF, making...
Vollansicht - Über dieses Buch ## The synoptical Euclid; being the first four books of Euclid's Elements of ...

Euclides - 1853 - 146 Seiten
...but the angles AGH, BGH, are equal (I. 13,) to two right angles ; therefore 2. The angles BGH, GHD, are less than two right angles; but those straight...angles on the same side less than two right angles, will meet (Ai. 12.) together if continually produced ; therefore 3. The straight lines AB, CD, shall...
Vollansicht - Über dieses Buch ## The first six books of the Elements of Euclid, with numerous exercises

Euclides - 1853 - 176 Seiten
...two right angles; but straight lines which with another straight line make the interior angles upon the same side less than two right angles, do meet (12 ax.) if produced far enough : therefore eb, fd shall meet if produced towards b, d : let them meet in g,...
Vollansicht - Über dieses Buch ## The popular educator, Bände 5-6;Band 8

Popular educator - 1854 - 940 Seiten
...н F к are together equal (I. 29) to two right angles. Therefore the two angles в н F and u F в are less than two right angles. But those straight lines which, with another straight line, make the two interior angles upon the same side of it less than two right angles, do meet (Ax. 12)...
Vollansicht - Über dieses Buch ## Elements of Geometry and Trigonometry from the Works of A.M. Legendre ...

Charles Davies - 1854 - 436 Seiten
...obtuse angles. PROPOSITION XXI. THEOREM. If two straight lines meet a third line, making the sum of the interior angles on the same side less than two right angles, the two lines will meet if sufficiently produced. Let the two lines CD, IL, meet the line EF, making...
Vollansicht - Über dieses Buch ## The Elements of geometry; or, The first six books, with the eleventh and ...

Euclides - 1855 - 262 Seiten
...two angles AHF, HFE are together equal (I. 29) to two right angles. Therefore the two angles BHF, HFE are less than two right angles. But those straight lines which with another straight line, mate the two interior angles upon ihe same side of it less than two right angles, meet (Ax. 12) if...
Vollansicht - Über dieses Buch ## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1860 - 380 Seiten
...4.) but the angles A GH, BGH are equal to two right angles ; (l. 13.) therefore the angles BGH, GHD are less than two right angles ; but those straight...another straight line falling upon them, make the two interior angles on the same side less than two right angles, will meet together if continually...
Vollansicht - Über dieses Buch ## The school Euclid: comprising the first four books, by A.K. Isbister

Euclides - 1862 - 172 Seiten
...the angles AGH, BGH, are equal to two right angles ; (i. 13) therefore the angles BGH, GHD, must be less than two right angles; but ' those straight lines...angles on the same side less than two right angles, will meet together if continually produced;' (ax. 12) therefore the straight lines AB, CD, must meet...
Vollansicht - Über dieses Buch