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" To describe an isosceles triangle having each of the angles at the base double of the third angle. "
Elements of Geometry - Page 126
by George Albert Wentworth - 1881 - 250 pages
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The papers set at the professional preliminary examination

College of preceptors - 1882 - 528 pages
...equal, the arcs on which these angles stand shall be equal. 8. To describe an isosceles triangle having each of the angles at the base double of the third angle. In the figure for this Proposition, produce DA and DG to meet the other circumference at O and H, and...
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The Competitor, Volumes 1-2

1882 - 486 pages
...BO, CO, pass through the angular points of this triangle. 10. Describe an isosceles triangle, having each of the angles at the base double of the third angle. Show that the smaller circle used in the construction is equal to the circle described round the required...
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Class lessons on Euclid

Marianne Nops - 1882 - 278 pages
...on AE, ED, DC, are together equal to half the square on AB. 5. Describe an isosceles triangle having each of the angles at the base double of the third angle. 6. Can triangles be equal which cannot be made to coincide ? Can squares or rectangles 1 Illustrate...
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University local half-hour examination papers

John Robertson (LL.D., of Upton Park sch.) - Examinations - 1882 - 152 pages
...to a given straight line from a given point in the same. 6. Describe an isosceles triangle, having each of the angles at the base double of the third angle. 7. o is the centre and BOC any diameter of the circle ABC. The tangents at B and c cut the tangent...
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The Oxford examiner, ed. by M.W.I. Shilleto, Issues 1-5

Mary W I. Shilleto - 1882 - 418 pages
...four lines will be double of the square on the diameter. 3. Describe an isosceles triangle, having each of 'the angles at the base double of the third angle. Hence show how to describe an equilateral and equiangular pentagon about a circle, without first inscribing...
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The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - Euclid's Elements - 1883 - 428 pages
...the circumference of the given circle. VI. 19 to D. 406. An isosceles triangle is described having each of the angles at the base double of the third angle: if the angles at the base be bisected, and the points where the lines bisecting them meet the opposite...
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382 exercises, solved, upon the 3rd, 4th, 5th, and 6th books of Euclid

Patrick M. Egan - 1883 - 212 pages
...mean proportional betiretn the other two. EXERCISE 281. A n isosceles triangle is described having each of the angles at the base double of the third angle : if the angles at the base be bisected, and the points where the lines bisecting them meet the opposite...
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A Short History of Greek Mathematics

James Gow - Mathematics - 1884 - 350 pages
...synthetic solution of the problem. Suppose there is only one condition : eg To describe a triangle having each of the angles at the base double of the third angle. Draw an isosceles triangle ABC and assume that j^ the base angles are each double of the vertical angle....
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Mathematical Instruments: Their Construction, Adjustment, Testing and Use ...

John Fry Heather - Scientific apparatus and instruments - 1884 - 566 pages
...Timber contenting rule, 149 ; measuring instruments, 151. Triangle, construction of isosceles having each of the angles at the base double of the third angle, 50 ; solution of rightangled, 96. Triangular compasses, 62. Tubular compasses, 19. Vernier, 54. Versed...
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The Elements of Euclid, books i. to vi., with deductions, appendices and ...

Euclides - 1884 - 434 pages
...circumscribed circle will be denoted by PROPOSITION 10. PROBLEM. To dexcribe an isosceles triangle having each of the angles at the base double of the third angle. Take any straight line AB, and divide it internally at C so that AB . BC = AC2. II. 11 With centre...
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