| Euclides - 1842
...the parts of which, the angles c в G, в c F, are also equal ; therefore the remaining angle ABC is **equal to the remaining angle ACB, which are the angles at the** base of the triangle ABC : And it has also been proved that the angle F в c is equal to the angle... | |
| John Playfair - 1844 - 317 páginas
...to be equal to GB, •*'' \E V base of the triangle ABC: And it has also been proved that the,angle **FBC is equal to the angle GCB, which are the angles upon the other** side of the base. COROLLARY. Hence every equilateral triangle is also equiangular. PROP. VI. THEOR.... | |
| Euclid - 1845 - 199 páginas
...J to the remaining angle ACB, which are the angles at the base of the triangle ABC. And it has also **been proved that the angle FBC is equal to the angle GCB, which are the angles upon the other** side of the base. Therefore the angles at the base, &c. QED COROLLARY. Hence every equilateral triangle... | |
| James Thomson - 1845 - 358 páginas
...angle ABC is equal to the angle ACB, which are the angles at the oase of the triangle ABC: and it has **been proved that the angle FBC is equal to the angle GCB, which are the angles upon the other** side of the base. Therefore the angles at the base, &c. ; which was to be demonstrated. OTHERWlSE :... | |
| Robert Potts - 1845
...ACF, the parts of which, the angles CBG, BCF are also equal ; therefore the remaining angle ABC is **equal to the remaining angle ACB, which are the angles at the** base of the triangle ABC ; and it has been proved, that the angle FBC is equal to the angle GCB, which... | |
| Euclides - 1846
...the remaining angle ACB (Ax. 3), which are the angles at the base of the triangle ABC : And it has **been proved that the angle FBC is equal to the angle GCB, which are the angles upon the other** side of the base. Wherefore, The angles at the base %c. QED COROLLARY. Hence every equilateral triangle... | |
| John Playfair - 1846 - 317 páginas
...that the whole angle ABG is equal to the whole ACF, and the part CBG to the part BCF, the remaining **angle ABC is therefore equal to the remaining angle ACB, which are the angles at the** 15 base of the triangle ABC : And it has also been proved that the angle FBC is equal to the angle... | |
| Euclides - 1849
...ABG is equal to the whole ACF, the parts of which, the angles CBG, BCF are also equal; the remaining **angle ABC is therefore equal to the remaining angle ACB, which are the angles at the** base of the triangle ABC: And it has also been proved that the angle FBC is equal to the angle GCB,... | |
| Euclides - 1852
...ABG is equal to the whole ACF, the parts of which, the angles CBG, BCF, are also equal, the remaining **angle ABC is therefore equal to the remaining angle ACB, which are the angles at the** base of the triangle ABC. And it has also been proved that the angle FBC is equal to the angle GCB,... | |
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