| Joseph Wollman - 1879 - 120 pages
...point draw a straight line which shall make equal angles with two straight lines given in position. 31. **If at a point in a straight line two other straight lines** on opposite sides of it make the adjacent angles together equal to two right angles, these two straight... | |
| Bombay city, univ - 1880 - 750 pages
...quadrilateral form a parallelogram. 2. If, at a point in a straight linn, two other straight 10 lines on **the opposite sides of it make the adjacent angles...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,... | |
| Isaac Todhunter - Euclid's Elements - 1880 - 426 pages
...T> F BC K. H And because at the point H in the straight line GH, the two straight lines KH, HM, on **the opposite sides of it, make the adjacent angles together equal to two right angles,** KH is in the same straight line with HM. [I. 14. And because the straight line HG meets the parallels... | |
| Pupil teachers - 1880 - 1516 pages
...of the bisections of the interior and exterior angles at the base are in the same straight line. 14. **If at a point in a straight line two other straight lines, upon the opposite** side of it, make the adjacent angles together equal to two right angles; then these two straight lines... | |
| William Frothingham Bradbury - Geometry - 1880 - 260 pages
...therefore the sum of all the angles at the point B is equal to four right angles. THEOREM III. 47i **If at a point in a straight line two other straight lines upon** opposite sides of it .make the sum of tfie adjacent angles equal to two right angles, these two lines... | |
| Euclides, Frederick Burn Harvey - Geometry - 1880 - 178 pages
...right side of the figure. - Ie the double angle on the left side of the figure. PROP. XIV. THEOREM. **If at a point in a straight line, two other straight lines, upon** opposite sides of it, make the adjacent angles together equal to two right angles, then these two straight... | |
| T S. Taylor - 1880 - 152 pages
...(Euclid I. 14). Repeat. — The enunciation of Euc. I. 13 and Axioms 3<z and n. General Enunciation. **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, those two... | |
| Oxford univ, local exams - 1880 - 394 pages
...superficies, a square, a parallelogram. What is Euclid's axiom about lines which will meet when produced ? 2. **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... | |
| Moffatt and Paige - 1881 - 176 pages
...trapezvum. What is the hypothesis, and what is the conclusion in the enunciation of the 5th proposition 1 2. **If at a point in a straight line, two other straight...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... | |
| Education, Higher - 1883 - 536 pages
...proposition, theorem, •problem, hypothesis. 3. If at a point in a straight line two other straight lines on **the opposite sides of it make the adjacent angles...lines shall be in one and the same straight line.** 4. ABCD is a quadrilateral, of which AD is the longest side and BC the shortest ; shew that angle ABC... | |
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