 | Robert Simson - 1806 - 546 σελίδες
...part. X. Two straight lines cannot enclose a space. XI. All right angles are equal to one another. XII. " If a straight line meets two straight lines,...together " less than two right angles, these straight lines being con" tinually produced, shall at length meet upon that side on " which are the angles Which... | |
 | John Playfair - 1806 - 320 σελίδες
...Euclid is, that ' If a straight line ' meet two straight lines so as to make the two interior an' gles on the same side of it taken together less than two right ' angles, these straight lines being continually produced will, ' at length meet upon that side on which are the angles which... | |
 | Euclid - 1810 - 554 σελίδες
...cannot enclose a space. XI. All right angles are equal to one another. XII. " If a straight line meet two straight lines, so as to make the " two interior...together less " than two right angles, these straight lines being continually " produced, shall at length meet upon that side on which are " the angles which... | |
 | Dugald Stewart - 1814 - 560 σελίδες
...Euclid's Elements. When it is asserted, for example, that " if one straight line falls on two 'other straight lines, so as to make the two interior angles on the same side together equal to two righl angles, these two straight lines, though indefinitely produced, will never... | |
 | John Playfair - 1819 - 354 σελίδες
...Axioms, und that which was before the llth is accounted the 10th. The 12th Axiom of Euclid is, that " if a straight line meets two " straight lines, so...together less than two right angles, these straight " lines being continually produced, shall at length meet upon that " side on which are the angles which... | |
 | Dugald Stewart - 1821 - 348 σελίδες
...Euclid's Elements. When it is asserted, for example, that " if one straight line falls on two other straight lines, so as to make :' the two interior angles on the same side together equal to tw.% * Philosophical Essays, pp. 94, ?5, 4to edit. " right angles, these two straight... | |
 | Peter Nicholson - 1825 - 1046 σελίδες
...part. 10. Twfc«».^^^ lines cannot inclose a space. 11. AH right angles are equal to one another. 12." If a straight line meets two straight lines so as...together less than two right angles, these straight lines being continually produced, shall at length meet upon that side on which are the angles which... | |
 | Euclid, John Playfair - 1826 - 326 σελίδες
...before the 1 tth is aeeounted the lOthr The 12th Axiom of Euelid is, that " if a straight line meet two "straight lines, so as to make the two interior...together less than two right angles, these straight " lines being eontinually produeed, shall at length meet upon that *' side on whieh are the angles... | |
 | Robert Simson - 1827 - 546 σελίδες
...cannot inclose a space. XI. All right angles are equal to one another. XII. " If a straight line meet two straight lines, so as to " make the two interior...together less than two right angles, these " straight lines being continually produced, shall at " length meet upon that side on which are the angles " which... | |
 | John Radford Young - 1827 - 228 σελίδες
...subjoined the following corollary, viz., " It follows from this, that if two lines are cut by a third line, so as to make the two interior angles on the same side less than two right angles, these lines produced will meet, and form a triangle ;" from a slight examination,... | |
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If a straight line meets two straight lines, so as to make the two interior angles on the same side of it taken together less than two right angles... 
