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If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Principles of Plane Geometry - Page 13
by James Wallace MacDonald - 1889 - 63 pages

## Elements of Geometry

George Cunningham Edwards - Geometry - 1895 - 328 pages
...intercepted arcs. Proof. — Draw the auxiliary lines indicated. The A ABC and DEC are equal, having the three sides of one equal to the three sides of the other. Fio. 78. H Fio. 74. and because the angles are equal, the arcs subtending them will be equal. QED Exercise....

## Elements of Geometry

George Cunningham Edwards - Geometry - 1895 - 330 pages
....\DK=AC=DP. DH HK But by hypothesis, DE EF DH BC DE EF .-.HK=BC=HP. Hence the A DHP and DHK having three sides of one equal to the three sides of the other are equal in all their parts, and Z HDP = Z HDK. Therefore the supposition that the vertex C did not...

## The Werner Arithmetic: Oral and Written. Book III--parts I and II, Volume 3

Frank H. Hall - Arithmetic - 1898 - 298 pages
...angles equal; and conversely if two angles of a triangle are equal, two of the sides are equal. 3. If two triangles have the three sides of one equal to the three sides of the other, each to each, do you think the two triangles are alike in every respect ? 4. If two triangles have the three angles...

## The Werner Arithmetic: Oral and Written, Book 3

Frank H. Hall - Education - 1898 - 296 pages
...angles equal; and conversely if two angles of a triangle are equal, two of the sides are equal. 3. If two triangles have the three sides of one equal to the three sides of the other, each to each, do you think the two triangles are alike in every respect ? 4. If two triangles have the three angles...

## The Werner Arithmetic: Oral and Written. Book III--parts I and II, Volume 3

Frank H. Hall - Arithmetic - 1898 - 332 pages
...angles equal; and conversely if two angles of a triangle are equal, two of the sides are equal. 3. If two triangles have the three sides of one equal to the three sides of the other, each to each, do you think the two triangles are alike in every respect ? 4. If two triangles have the three angles...

## The Werner Arithmetic: Oral and Written, Book 3

Frank H. Hall - Arithmetic - 1898 - 326 pages
...angles equal; and conversely if two angles of a triangle are equal, two of the sides are equal. 3. If two triangles have the three sides of one equal to the three sides of the other, each to each, do you think the two triangles are alike in every respect ? 4. If two triangles have the three angles...

## Yale University Entrance Examinations in Mathematics: 1884 to 1898

Mathematics - 1898 - 228 pages
...= ^(afb + c). (Use logarithms.) JUNE 1897. (a) 1. If two triangles have three sides of one equal to three sides of the other, each to each, the triangles are equal. 2. The straight lines joining the middle points of the adjacent sides of any quadrilateral form a parallelogram...

## Entrance Examinations in Mathematics, 1884 to 1898 [with Supplements to 1900]

Yale University - 1898 - 212 pages
...}^(a -|- b + c). (Use logarithms.) JUNE 1897. (a) 1. If two triangles have three sides of one equal to three sides of the other, each to each, the triangles are equal. 2. The straight lines joining the middle points of the adjacent sides of any quadrilateral form a parallelogram...