If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz. Elements of Geometry - Page 40by George Albert Wentworth - 1881 - 250 pagesFull view - About this book
| Mathematics - 1835 - 684 pages
...together equal to the angles А С D, ACB, that is, to two right angles (2.). Therefore, &c. Cor. 1. **If two triangles have two angles of the one equal to two angles of the other,** their third angles will likewise be equal to one another. Cor. 1. (Eue. i. 26, second part of.) Hence,... | |
| Euclid - 1835 - 540 pages
...by BD, and because the right angle BED is equal to the right angle BFD, the two triangles EBD, FBD **have two angles of the one equal to two angles of the other,** and the side BD, which is opposite to one of the equal angles in each, is common to both; therefore... | |
| John Playfair - Geometry - 1836 - 148 pages
...four right angles : therefore all the exterior angles are equal to four right angles. PROP. VI. THEOR. **If two triangles have two angles of the one equal to two angles of the other,** each to each ; and one side equal to one side, the triangles shall be equivalent. Let ABC, DEF be two... | |
| Mathematics - 1836 - 488 pages
...which has the greater base, shall be greater than the angle contained by the sides of the other. XXVI. **If two triangles have two angles of the one equal to two angles of the other,** each to each ; and one side equal to one side, viz. either the sides adjacent to the equal angles,... | |
| Charles Reiner - Geometry - 1837 - 246 pages
...OF SECTION IV. two angles of the one is equal to the sum of the remaining two angles of the other. **2. If two triangles have two angles of the one equal to two angles of the other,** each to each, the third angle of the one is equal to the third angle of the other ; that is, the triangles... | |
| Andrew Bell - Euclid's Elements - 1837 - 290 pages
...not equal to it ; therefore the angle BAC is greater than the angle EDF. PROPOSITION XXVI. THEOREM. **If two triangles have two angles of the one equal to two angles of the other,** each to each, and one side equal to one side ; namely, either the sides adjacent to the equal angles,... | |
| Charles Reiner - Geometry - 1837 - 254 pages
...and if the equal angles be subtracted from these equals, the remaining angles must be equal. M.—If **two triangles have two angles of the one equal to two angles of the other,** each to each, what may be said of the remaining third angles ? P.—They must be equal,—for the reason... | |
| William Whewell - 1837 - 226 pages
...angle; therefore MLN is equal to LKH; and the angles at H and at N are right angles. Therefore the **triangles have two angles of the one equal to two angles of the other** ; and the side KL is equal to LM. Therefore the triangles are equal, and HL is equal to MN; that is,... | |
| Euclid, James Thomson - Geometry - 1837 - 410 pages
...is equal (const.) to FBD, and that the right angles BED, BFD are equal, the two triangles EBD, FBD **have two angles of the one equal to two angles of the other,** and the side BD, which is opposite to one of the equal angles in each, is common to both ; therefore... | |
| A. Bell - Conic sections - 1837 - 180 pages
...Def. 7)i and therefore the angles AFG, AEG, are also equal. The triangles AGE, AGF, have therefore **two angles of the one equal to two angles of the other,** and they have also the side AG common ; wherefore they are equal, and the side AF is equal to the side... | |
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