 | Euclides - 1842 - عدد الصفحات: 316
...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 - عدد الصفحات: 338
...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 - عدد الصفحات: 218
...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... | |
 | Euclides, James Thomson - 1845 - عدد الصفحات: 382
...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 :... | |
 | Euclides - 1845 - عدد الصفحات: 546
...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 - عدد الصفحات: 292
...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... | |
 | Euclid, John Playfair - 1846 - عدد الصفحات: 334
...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... | |
 | Euclid, Thomas Tate - 1849 - عدد الصفحات: 120
...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 - عدد الصفحات: 152
...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,... | |
 | Royal Military Academy, Woolwich - 1853 - عدد الصفحات: 400
...Ax.) 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, etc. QED COROLLARY. Hence every equilateral triangle... | |
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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. 
