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 Βιβλία Βιβλία 31 - 40 από 119 για Jf a straight line fall upon two parallel straight lines, it makes the alternate....
Jf a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one another ; and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together...
A Complete Epitome of Practical Navigation, and Nautical Astronomy ... - Σελίδα 36
των John William Norie, J. W. Saul - 1917 - 595 σελίδες
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## Euclid's Elements of geometry [book 1-6, 11,12] with explanatory notes ...

Robert Potts - 1845
...line fall upon two parallel straight lines, it makes the alternate angles equal to one another ; and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles. Let the...

## Euclid in Paragraphs: The Elements of Euclid: Containing the First Six Books ...

Euclid - 1845 - 199 σελίδες
...angle BAC to the third angle EDF. Therefore, if two triangles, &c. QED PROPOSITION XXVII. THEOB. — If a straight line falling upon two other straight lines makes the alternate angles equal to one another, these two straight lines shall be parallel. Let the straight...

## The Elements of Geometry, Symbolically Arranged

1846
...GEOMETRY. PROP. XXVII. THEOR. 28. 1 Eu. If a straight line falling upon two other straight lines, make the exterior angle equal to the interior and opposite upon the same side of the line; or make the interior angles upon the same side together equal to two right angles; the two straight lines...

## The Elements of Geometry, Symbolically Arranged

1846
...Def. 35PROP. XXVII. THEOR. 28. 1 Eu. If a straight line falling upon two other straight lines, make the exterior angle equal to the interior and opposite upon the same side of the line; or make the interior angles upon the same side together equal to two right angles; the two straight lines...

## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1846 - 317 σελίδες
...line fall upon two parallel straight lines, it makes the alternate angles equal to one another ; and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles. • Let...

## The Elements of Euclid, the parts read in the University of Cambridge [book ...

Euclides - 1846
...the third angle BAC to the third angle EDF. Wherefore, If two triangles %c. QED PROP. XXVII. THEOR. If a straight line, falling upon two other straight lines, makes the alternate anyles equal to one another, these two straight lines shall be parallel. Let the straight...

## The first book of Euclid's Elements, simplified, explained and illustrated ...

Euclides - 1847
...has been drawn making = L ' with the gn. st. lines AB, CD. — QEF PROP. XXVII. THEOR. GEN. ENUN. — If a straight line, falling upon two other straight lines, makes the adjacent angles equal to one another, these two straight lines are parallel. PART. ENUN. — Let the...

## Minutes of the Committee of Council on Education, Τόμος 2

...respectively ? VII.— Geometry. 1. Bisect a given rectilineal angle into two equal angles. 2. Show that if a straight line, falling upon two other straight lines, makes the alternate angles equal to each other, these two straight lines shall be parallel. 3. Show that in any...

## The definitions, postulates, axioms, and enunciations of the propositions of ...

Euclides - 1848
...line fall upon two parallel straight lines, it makes the alternate angles equal to one another ; and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles. PROP....

## Elements of Geometry and Conic Sections

Elias Loomis - 1849 - 226 σελίδες
...intersecting two other straight lines, makes the alternate angles equal to each other, or makes an exterior angle equal to the interior and opposite upon the same side of the secant line, these two lines are parallel. intersects the two straight lines AB, / Let the straight...