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" if a straight line," &c. QED PROP. XXIX. THEOR. See the Jf a straight line fall upon two parallel straight ti?isepropo- lines, it makes the alternate angles equal to one another ; and the exterior angle equal to the interior and opposite upon the same... "
The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ... - Página 26
por Euclid - 1835 - 513 páginas
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The text of Euclid's geometry, book 1, uniformly and systematically arranged ...

Euclides - 1884
...straight line <5zc. QED 9—"2 PROPOSITION XXIX. THEOREM. If a straight line fall on two parallel straight lines, it makes the alternate angles equal to one...exterior angle equal to the interior and opposite angle on the same side ; and also the two interior angles on the same side together equal to two right...
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An introduction to geometry, consisting of Euclid's Elements, book ..., Volumen1

Euclides - 1884 - 182 páginas
...PROPOSITION XXVIII. — THEOREM. If a straight line falling upon two other straight lines, either makes the exterior angle equal to the interior and opposite upon the same side of the line, or makes the interior angles upon the same side together equal to two right angles, the...
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Stewart's specific subjects. Euclid. [1st] (-3rd stage). [With 2 issues of ...

Stewart W. and co - 1884
...therefore is parallel to CD. XXVIII. — If a straight line, falling upon two other straight lines makes the exterior angle equal to the interior and opposite upon the same side of the line; or makes the interior angles upon the same side together equal to two right angles ; the...
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Senate Documents, Otherwise Publ. as Public Documents and ..., Volumen3

United States. Congress. Senate - 1880 - 1302 páginas
...to 7 terms. GKOMF.TKY. (Time allowed, 3 hours.) 1. If a straight line fall on two parallel straight lines it makes the alternate angles equal to one another,...exterior angle equal to the interior and opposite anule on the same side; and also the two interior angles on the .same sidr together equal to two right...
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Woolwich Mathematical Papers for Admission Into the Royal Military Academy ...

E. J. Brooksmith - 1889 - 354 páginas
...both the triangles OA C and OBD are isosceles. 2. If a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one...the same side together equal to two right angles. No straight line can be placed within a parallelogram greater than the greater diameter. 3. Triangles...
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Annual Report of the Schools of New Brunswick ... by the Chief ...

New Brunswick. Board of Education - 1889 - 1006 páginas
...of the interior opposite angles. 2. 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 sume side together equal to two right angles, the...
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Practical Surveying: A Text-book for Students Preparing for Examinations Or ...

George William Usill - 1889 - 306 páginas
...side together equal to two right angles, and also the alternate angles equal to one another, and also the exterior angle equal to the interior and opposite upon the same side. 17. Straight lines which are parallel to the same straight line are parallel to one another. 18. If...
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Report of the Secretary for Public Instruction ...

Queensland. Department of Public Instruction - 1890
...on opposite sides of the common base. 4. If a straight line fall upon two paraHel straight lines 18 it makes the alternate angles equal to one another,...the same side together equal to two right angles. 5. To describe a parallelogram equal to a given recti- 16 lineal figure, and having an angle equal...
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Practical Plane Geometry: Giving the Simplest Modes of Constructing Figures ...

John Fry Heather - 1890 - 172 páginas
...exterior angle equal to the interior and opposite angle upon the same side of the line ; or makes the interior angles upon the same side together equal to two right angles ; the two straight lines shall be parallel to one another (Euc. I. 28). 66*. THEOE. 10. Straight lines...
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Annual Report of the Chief Superintendent of Education

1891 - 720 páginas
...make the exterior angle equal to tho 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 are parallel to one another. 3. Prove that if the opj>osite angles of a quadrilateral...
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