 | Cowley Oxon, dioc. school - 1860 - 318 páginas
...STURQES. I. Define right angle, circle, and parallel straight Unes. 2. (1) Define Isosceles triangle. (2) The angles at the base of an isosceles triangle are equal to one another. 3. Bisect a given rectilineal angle. 4. (1) If two triangles have two angles of the one... | |
 | Frank Moore Colby, Talcott Williams - 1922 - 934 páginas
...supposed difficulty to beginners, to the fifth proposition of the first book of Kuclid, that the angles at the base of an isosceles triangle are equal to each other. PONS STTBLI'CITJS (Lat., bridge of piles, from pans, bridge, -4- nublica, stake, pile). The earliest... | |
 | Education Department - 1879 - 1118 páginas
...straight lines. (These form one question.) Candidates for Admission. 1 7 SECTION II. 1. The angles at the base of an isosceles triangle are equal to each other. 2. To bisect a given rectilineal angle. The three lines which bisect the angles of an equilateral triangle... | |
 | 96 páginas
...a general truth, the meaning of which is not affected by the further general truth that the angles at the base of an isosceles triangle are equal to each other, or that any triangle is half of a parallelogram. The meaning of the assertion : This is an engraving... | |
 | University of St. Andrews - 1897 - 600 páginas
...product of two alegbraical quantities has the positive or negative sign. C. 15. Prove that the angles at the base of an isosceles triangle are equal to each other, and if the equal sides be produced, the angles on the other side of the base are also equal. If equal... | |
 | William Keith Chambers Guthrie - 1978 - 560 páginas
...He was specifically credited with the following theorems: (1) A circle is bisected by its diameter. (2) The angles at the base of an isosceles triangle are equal. (3) If two straight lines intersect, the opposite angles are equal. (4) The angle inscribed in a semi-circle... | |
 | 1825 - 500 páginas
...Philosophical Magazine, its insertion will oblige Your humble servant, Wisbech. ISAAC NEWTON. " The angles at the base of an isosceles triangle are equal to each other." Let ABC be the isosceles triangle, whose equal sides are AB, AC; then will < B = < C. For in AB, AC,... | |
 | British Columbia. Superintendent of Education - 1897 - 710 páginas
...(For Second Class, Grade A.) Saturday, July 10thi 9 am to 11:30 am Total marks, 200. 1. The angles at the base of an isosceles triangle are equal to each other ; and if the equal sides be produced, the angles on the other side of the base shall be equal. 2. The... | |
 | James Gow - 380 páginas
...applications of geometry. The theorems are as follows8 : (1) The circle is bisected by its diameter. (2) The angles at the base of an isosceles triangle are equal. (Euc. I. 5, part 1.) 1 Diog. LI 1, a 1, quoting Deme- and (5). The theorem (4) is attributed triua... | |
 | Brian Lasater - 2008 - 600 páginas
...further himself. He is credited with the following theorems: 1. A circle is bisected by its diameter. 2. The angles at the base of an isosceles triangle are equal. 3. If two straight lines intersect, the opposite angles are equal. 4. The angle inscribed in a semi-circle... | |
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The angles at the base of an isosceles triangle are equal to each other ; and if the equal sides be produced, the angles on the other side of the base shall be equal. 
