| Frank Moore Colby, Talcott Williams - Education - 1922 - 1022 pages
...QUADRILATERALS. one respectively parallel or perpendicular to the , sides of the other, they are similar. **If two triangles have one angle of the one equal to one** 120 SIMMONS angle of the other and the including sides proportional, the triangles are similar. If... | |
| Education - 1917 - 964 pages
...square on AB. BE is drawn at right angles to AC to meet .4 C in E. Prove that AE is one-third of A C. 9. **If two triangles have one angle of the one equal to one angle of the other and the sides about** these equal angles proportional, prove that the triangles are similar. APPENDIX A. Elementary TRir.ONCxiernY.... | |
| Education - 1917 - 1034 pages
...square on AB. BE is drawn at right angles to AC to meet .1 C in E. Prove that AE is one-third of AC. 9. **If two triangles have one angle of the one equal to one angle** <if the other and the sides about these equal angles proportional, prove that the triangles are similar.... | |
| Euclid - Geometry - 1933 - 328 pages
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