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Βιβλία Βιβλία 61 - 70 από 118 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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First practical lines in geometrical drawing

J F H. De Rheims - 1865 - 169 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. Prop....

Elements of plane geometry, book i, containing nearly the same propositions ...

1865
...through the given point, A parallel to BC. PROPOSITION XXXIV. THEOR. If a straight line, intersecting two other straight lines makes the exterior angle equal to the interior opposite angle on the same side of the line ; or makes the interior angles on the same side together...

Elements of Geometry: Containing the First Six Books of Euclid: With a ...

John Playfair, Euclid - 1855 - 317 σελίδες
...PROP. XXVIII. THEOR. If a straight line falling upon two other straight lines makes the exterior an gle equal to the interior and opposite upon the same side of the Itnt; or makes the interior angles upon the same side together equal to two right angles ; the two...

Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1868 - 410 σελίδες
...&c. QED PROPOSITION XXVIII. THEOREM. 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...

Annual Report of the Normal, Model, Grammar, and Common Schools in Ontario ...

Ontario Chief Superintendent of Education - 1869
...between equal and equivalent triangles 1 3. If the straight line falling upon two other lines make the exterior angle equal to the interior and opposite upon the same side, &c. BI 28. 4. When is a problem said to be indeterminate ? •5. If the sides of a triangle be bisected,...

Gradations in Euclid : books i. and ii., with an explanatory preface [&c ...

Henry Green - 1870
...upon two other st. lines makes the exterior angle equal to the interior and opposite angle upon tlie same side of the line ; or makes the interior angles upon the same side together equal to two rt. angles ; the two st. lines shall be parallel. DEM. — P. 15. If two st. lines cut one another,...

Elements of geometry, containing the first two (third and fourth ..., Μέρος 1

Euclides - 1871
...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. T Let the...

Elements of Geometry, Conic Sections, and Plane Trigonometry

Elias Loomis - 1871 - 58 σελίδες
...two other straight lines, makei 'he alternate angles equal to each other, or makes an exterior «ngle equal to the interior and opposite upon the same side of the secant line, these two lines are parallel. Let the straight line EF, which j. mtersects the two straight...

Elements of geometry, containing books i. to vi.and portions of books xi ...

Euclides, James Hamblin Smith - 1872 - 349 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 up in t/ie tame side together equal to two right angles. f Let...

The acting teacher's and student's in training guide and text book for ...

Henry Major - 1873
...wherefore the base AC is equal to the base DF, and the third angle BAC to the third angle EDF. XXVII. — If a straight line falling upon two other straight lines makes the alternate angles equal to one another, these two straight lines shall beparallel. Let the straight...




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