| Euclid - 1908 - 456 sider
...presenting this proposition is given by Todhunter. The essential theorem to prove is : If two triangles have **two sides of the one proportional to two sides of the other,** and the angles opposite to one pair of corresponding sides equal, the angles •which are opposite... | |
| Edinburgh Mathematical Society - 1920 - 460 sider
...above. The corresponding theorem in similarity may be enunciated thus : Theorem: If two triangles have **two sides of the one proportional to two sides of the other** and the angles opposite to one pair of corresponding sides supplementary, then the angles opposite... | |
| Euclid - 452 sider
...this proposition is given by Todhunter. The essential theorem to prove is : If two triangles haiie **two sides of the one proportional to two sides of the other,** and the angles opposite to one pair of corresponding sides equal, the angles whi<h are opposite to... | |
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