 Two triangles on the same sphere or on equal spheres are either equal or symmetrical, if two sides and the included angle of one are respectively equal to two sides and the included angle of the other.  Secondary-school Mathematics - Page 109by Robert Louis Short, William Harris Elson - 1910Full view - About this book
 | John H. Williams, Kenneth P. Williams - Geometry, Solid - 1916 - 184 pages
...triangles. 165. If two sides of a quadrilateral are equal and parallel, the figure is a parallelogram. 167. Two parallelograms are equal if two sides and the included angle of one are equal, respectively, to two sides and the included angle of the other. 185. The sum of the exterior... | |
 | George Wentworth, David Eugene Smith, Joseph Clifton Brown - Mathematics - 1917 - 264 pages
...write a complete statement of the truth inferred, beginning as follows: Two triangles are congruent if two sides and the included angle of one are respectively equal to, etc. 9. Construct a triangle ABC in which angle A = 30°, angle B = 60°, AB — 1^ in., and then construct... | |
 | Herbert Ellsworth Slaught, Nels Johann Lennes - Geometry, Plane - 1918 - 360 pages
...facts about the properties of space is built up, such, for instance, as the fact that two triangles are equal if two sides and the included angle of one are equal respectively to two sides and the included angle of the other ; and upon these facts are based... | |
 | Herbert Ellsworth Slaught - 1918 - 344 pages
...facts about the properties of space is built up, such, for instance, as the fact that two triangles are equal if two sides and the included angle of one are equal respectively to two sides and the included angle of the other ; and upon these facts are based... | |
 | Herbert Ellsworth Slaught - Geometry, Solid - 1919 - 244 pages
...figures are equal. THEOREMS 24. If two lines intersect, the vertical angles are equal. 25. Two triangles are equal if two sides and the included angle of one are equal respectively to two sides and the included angle of the other. 26. Two triangles are equal if... | |
 | Herbert Edwin Hawkes, William Arthur Luby, Frank Charles Touton - Geometry, Modern - 1920 - 328 pages
...78. The bisectors of two adjacent angles of a parallelogram intersect each other at right angles. 79. Two parallelograms are equal if two sides and the included angle of one are equal respectively to two sides and the included angle of the other. 80. The image of an object A seen... | |
 | Jane Abbott - School children - 1920 - 320 pages
...chuckled. " You should have heard Don Blacke in geom. class to-day. He got up and said : ' Two triangles are equal if two sides and the included angle of one are equal respectfully to two sides/ and when we all laughed he got sore as a cat !" CHAPTER X THE DEBATE... | |
 | Arnon Wallace Welch - Business education - 1924 - 230 pages
...by a concrete example, let us take a very simple proposition in geometry. Proposition: Two triangles are equal, if two sides and the included angle of one are equal to two sides and the included angle of the other. 70 SECONDARY COMMERCIAL EDUCATION c That which... | |
 | J. Compton, Allyn Jones - Juvenile Nonfiction - 2000 - 294 pages
...congruent if: (a) Three sides of one are respectively equal to three sides of the other. (SSS) Test (b) Two sides and the included angle of one are respectively equal to two sides and the included angle of the other. (SAS) Test (c) Two angles and one side of one triangle are respectively equal to two... | |
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