| Andrew Wheeler Phillips, Irving Fisher - Geometry - 1897 - 370 pages
...sides are proportional and the triangles are similar. § 261 Ax. I QED 263. COR. I. If two triangles **have two angles of the one equal to two angles of the other,** the triangles are similar. ~^~L 264. COR. II. If two straight lines are cut by a series of parallels,... | |
| Andrew Wheeler Phillips, Irving Fisher - Geometry - 1897 - 376 pages
...homologous sides are proportional and the triangles are similar. § 261 QED 263. COR. I. If two triangles **have two angles of the one equal to two angles of the other,** the triangles are similar. 64. COR. II. If two straight lines are cut by a series of parallels, the... | |
| Andrew Wheeler Phillips, Irving Fisher - Geometry - 1897 - 374 pages
...sides are proportional and the triangles are similar. § 261 QED 263. COR. I. If two triangles hare **two angles of the one equal to two angles of the other,** the triangles are similar. 264. COR. II. If two straight lines are cut by a series of parallels, the... | |
| James Howard Gore - Geometry - 1898 - 232 pages
...third angle can be found by subtracting this sum from two right angles. 82. COR. 3. If two triangles **have two angles of the one equal to two angles of the other,** the third angles are equal. 83. COR. 4. A triangle can have but one right angle, or but one obtuse... | |
| Seymour Eaton - 1899 - 362 pages
...been proved that the angle BAC is not equal to the angle EDF. PROPOSITION 26. THEOREM If two triangles **have two angles of the one equal to two angles of the other, each to each,** and one side equal to one side, namely, either the side which is adjacent to the angles that are equal,... | |
| Wooster Woodruff Beman, David Eugene Smith - Geometry, Modern - 1899 - 272 pages
...mean proportional between EF and EG. PROPOSITION XVII. 263. Theorem. Two triangles are similar if they **have two angles of the one equal to two angles of the other,** respectively. 0 A> A, Given the & A&d, A 2 B 2 d, with ZA 1 = ZA l , Zd = ZC 2 . To prove that A A... | |
| Henry Sinclair Hall, Frederick Haller Stevens - Euclid's Elements - 1900 - 330 pages
...obtuse or acute, according as AB is greater or less than AC. PROPOSITION 26. THEOREM. If two triangles **have two angles of the one equal to two angles of the other, each to each,** and a side of one equal to a side of the other, these sides being either adjacent to the equal angles,... | |
| Great Britain. Parliament. House of Commons - Great Britain - 1900 - 686 pages
...1899. EUCLID. 1. Define a plane angle, a rhombus, and similar segments of circles. 2. If two triangles **have two angles of the one equal to two angles of the other each to each,** and the sides opposite to one of the equal angles in each equal, then the triangles are equal in all... | |
| Manitoba. Department of Education - Education - 1900 - 580 pages
...other. If AC, BD intersect then their sum is greater than the sum of AB and DC. 8. If two triangles **have two angles of the one equal to two angles of the other each to each** and one side of the one equal to one side of the other, the equal sides being adjacent to equal angles... | |
| Great Britain. Board of Education - Boys - 1900 - 568 pages
...1899. EUCLID. 1. Define a plane angle, a rhombus, and similar segments of circles. 2. If two triangles **have two angles of the one equal to two angles of the other each to each,** and the sides opposite to one of the equal angles in each equal, then the triangles are equal in all... | |
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