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If, at a point in a straight line, two other straight lines, on the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line.
Elements of geometry, based on Euclid, book i - Page 24
by Edward Atkins - 1877 - 57 pages
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Euclid for beginners, books i. and ii., with simple exercises by F.B. Harvey

Euclides, Frederick Burn Harvey - Geometry - 1880 - 178 pages
...lines, upon opposite sides of it, make the adjacent angles together equal to two right angles, then these two straight lines shall be in one and the same...the straight line AB, let the two straight lines BC and BD, on opposite sides of AB, make the adjacent angles ABC and ABD together = two right angles....
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Examination papers, and division lists, &c. [afterw.] General certificate of ...

Oxford univ, local exams - 1880 - 396 pages
...straight line two other straight lines, on the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line. 3. If there be two straight lines, one of which is divided into any number of parts, the rectangle...
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The Bombay university calendar, Volume 1

Bombay city, univ - 1880 - 754 pages
...straight linn, two other straight 10 lines on the opposite sides of it make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line. ABCD is a parallelogram whose diagonals meet in O. Show that if the parallelograms AOBP, DOCQbe completed,...
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The pupil teachers' handy mathematical and grammatical question-book, with key

Pupil teachers - 1880 - 1486 pages
...lines, upon the opposite side of it, make the adjacent angles together equal to two right angles; then these two straight lines shall be in one and the same straight line. 15. If two straight lines cut one another, the vertical, or opposite angles shall be equal. Deduce...
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First principles of Euclid: an introduction to the study of the first book ...

T S. Taylor - 1880 - 152 pages
...lines, on the opposite sides of it, make the adjacent angles together equal to two right angles, those two straight lines shall be in one and the same straight line. The same, in tabular form : GIVEN. REQUIRED. a. A straight line. b. A point in it. c. Two other straight...
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The Cambridge Examiner, Volume 4

Education, Higher - 1884 - 538 pages
...straight line, two other straight lines, on the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line. 3. If a side of any triangle be produced, the exterior angle is equal to the two interior and opposite...
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Moffatt's reprint of pupil teachers' questions, arranged by ed. of 'Papers ...

Moffatt and Paige - 1881 - 176 pages
...lines, upon the opposite sides of it, make the adjacent angles together equal to two right angles ; then these two straight lines shall be in one and the same straight line. 3. If two triangles have two sides of the one equal to two sides of the other, each to each, but the...
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Class lessons on Euclid

Marianne Nops - 1882 - 278 pages
...straight line two other straight lines, on the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line. At point B, in the straight line AB, let the two straight lines BC, BD on the opposite sides of AB make...
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The papers set at the professional preliminary examination

College of preceptors - 1882 - 528 pages
...straight line two other straight lines on the opposite sides of it m;ike the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line. For which subsequent proposition in the 1st Book is the proposition set in this question used in its...
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The Cambridge Examiner, Volume 2

Education, Higher - 1882 - 498 pages
...straight lines upon opposite sides of it make the adjacent angles together equal to two right angles, then these two straight lines shall be in one and the same straight line. 5. Is it ever possible for two lines to make with a third two angles equal to two right angles, and...
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