Books Books
D ; wherefore the remaining angle at C is equal to the remaining angle at F ; Therefore the triangle ABC is equiangular to the triangle DEF.
The Elements of Euclid, Viz: The Errors, by which Theon, Or Others, Have ... - Page 165
by Robert Simson - 1775 - 520 pages

## The Elements of Euclid with Many Additional Propositions and Explanatory Notes

Eucleides - 1860
...same manner it may be shown that the angle at E is not greater than the angle ABC ; therefore they are equal, and the angle at A is equal to the angle at D, wherefore toe remaining angle at C is equal to the remaining angle at F ; and the. triangles ABC and DEF are...

## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - Geometry, Plane - 1860 - 361 pages
...than a right angle ; which is absurd. Therefore the angles ABC, DEF me not unequal, that is, they are equal : and the angle at A is equal to the angle at D : (hyp.) wherefore the remaining angle at C is equal to the remaining angle at F: (I. 32.) therefore...

## The school edition. Euclid's Elements of geometry, the first six books, by R ...

Euclides - 1864
...than a right angle ; which is absurd. Therefore the angles ABC, DEF are not unequal, that is, they are equal : and the angle at A is equal to the angle at D : (hyp.) wherefore the remaining angle at C is equal to the remaining angle at F: (I. 32.) therefore...

## The College Euclid: Comprising the First Six and the Parts of the Eleventh ...

Euclides - 1865
...a right angle; which is absurd ; therefore thc angles ABC, DEF, are not unequal, that is, they are equal ; and the angle at A is equal to the angle at D ; (hyp.) wherefore the remaining angle at C is equal to the remaining angle at F; (L 32.) therefore...

## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - Euclid's Elements - 1867 - 400 pages
...[Hypothesis. which is absurd. Therefore the angles ABC and DEF are not unequal ; that is, they are equal. And the angle at A is equal to the angle at D; [Hypothesis. therefore the remaining angle at C is equal to the remaining angle at "F ; therefore the...

## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - Euclid's Elements - 1867 - 400 pages
...ABC is equal to the angle DEF. [Ax. 1. For the same reason, the angle ACB is equal to the angle DFE, and the angle at A is equal to the angle at D. Therefore the triangle ABC is equiangular to the triangle DEF. Wherefore, if the sides &c. QED PROPOSITION...

## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1868 - 410 pages
...than a right angle ; which is absurd. Therefore the angles ABC, DEF are not unequal, that is, they are equal : and the angle at A is equal to the angle at D : (hyp.) wherefore the remaining angle at C is equal to the remaining angle at F: (I. 32.) therefore...

## The Elements of Euclid, containing the first six books, with a selection of ...

Euclides - 1874
...right angle ; which is absurd. Therefore 6. The angles ABC, DEF are not unequal, that is, they are equal ; and the angle at A is equal to the angle at D (hyp.) ; wherefore 7. The remaining angle at C is equal to the remaining angle atF(L 32); therefore...