| George Albert Wentworth - Geometry, Modern - 1881 - 266 pages
...are equal respectively to two angles of the other. 281. COR. 2. Two right triangles are similar when an acute angle of the one is equal to an acute angle of the other. PROPOSITION V. THEOREM. 282. Two triangles are similar when their homologous sules are proportional.... | |
| George Albert Wentworth - Geometry - 1882 - 442 pages
...are equal respectively to two angles of the other. 281. COR. 2. Two right triangles are similar when an acute angle of the one is equal to an acute angle of the other. 144 GEOMETRY. — BOOK III. PROPOSITION V. THEOREM. 282. Two triangles which have • their sides respectively... | |
| George Albert Wentworth - Geometry - 1890 - 296 pages
...are similar if two angles of the one are equal respectively to two angles of the other. 323. COR. 2. Two right triangles are similar if an acute angle...of the one is equal to an acute angle of the other. , PROPOSITION VI. THEOREM. 324. If two triangles have their sides respectively proportional, they are... | |
| George Albert Wentworth - Geometry - 1888 - 466 pages
...are similar if two angles of the one are equal respectively to two angles of the other. 323. COR. 2. Two right triangles are similar if an acute angle of the one is equal to an acute angle of the othe.PROPOSITION VI. THEOREM. 324. // two triangles have their sides respectively proportional, they... | |
| John Macnie - Geometry - 1895 - 386 pages
...similar, if two angles of the one are respectively equal to two angles of the other. (121) 288. COR. 2. Two right triangles are similar, if an acute angle...of the one is equal to an acute angle of the other. (123) PROPOSITION XIV. THEOREM. / ;-. . 290. Two triangles are similar, if an angle of the one is equal... | |
| George Albert Wentworth - Mathematics - 1896 - 68 pages
...are similar if two angles of the one are equal respectively to two angles of the other. 323. Cor. 2. Two right triangles are similar if an acute angle...of the one is equal to an acute angle of the other. 324. If two triangles have their sides respectively proportional, they are similar. 326. If two triangles... | |
| Joseph Johnston Hardy - Geometry, Analytic - 1897 - 398 pages
...triangles are similar if two angles of the one are respectively equal to two angles of the other. 51. Two right triangles are similar if an acute angle...of the one is equal to an acute angle of the other. 53. At a given point in a straight line one plane perpendicular to the line can be drawn, and only... | |
| George Albert Wentworth - Geometry, Solid - 1899 - 248 pages
...and their homologous sides proportional. 354, Two mutually equiangular triangles are similar. 356. Two right triangles are similar if an acute angle...of the one is equal to an acute angle of the other. 357. If two triangles have an angle of the one equal to an angle of the other, and the including sides... | |
| Charles Hamilton Ashton, Walter Randall Marsh - Trigonometry - 1900 - 184 pages
...definition of similar triangles it follows that and CB AB C'B' AB' AC AB AC' ABr and CB C'B' AC AC i nt These five equations between the angles and the ratios...remaining four also hold and the triangles are similar. [Cn. I, § 1 It follows then that in every triangle equiangular with ABO the ratios of the sides are... | |
| Arthur Schultze - 1901 - 392 pages
...are similar if two angles of the one are respectively equal to two angles of the other. 292. COR. 2. Two right triangles are similar if an acute angle...of the one is equal to an acute angle of the other. Ex. 566. Two isosceles triangles are similar if an angle of the one is equal to the homologous angle... | |
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