 | Euclides - 1853 - 176 sider
...the angles bda, db a is double of the angle dab, wherefore an isosceles triangle abd is described, having each of the angles at the base double of the third angle. Which was to be done. PROPOSITION XI. — PBOBLEM. To inscribe an equilateral and eqwumgula/r pentagon... | |
 | Royal Military Academy, Woolwich - 1853 - 400 sider
...of the angles BDA, DBA is double of the angle DAB. Wherefore an isosceles triangle ABD is described, having each of the angles at the base double of the third angle. Which was to be done. PROPOSITION XI. PROB. To inscribe an equilateral and equiangular pentagon in... | |
 | William Walton, Charles Frederick Mackenzie - 1854 - 266 sider
...the quadrilateral circles be described meeting again in JJ; P, R, Q will be in one straight line. 4. Describe an isosceles triangle having each of the angles at the base double of the third angle. Upon a given straight line, as base, describe an isosceles triangle having the third angle treble of... | |
 | Cambridge univ, exam. papers - 1854 - 284 sider
...the quadrilateral circles be described meeting again in R; P, R, Q will be in one straight line. 4. Describe an isosceles triangle having each of the angles at the base double of the third angle. Upon a given straight line, as base, describe an isosceles triangle having the third angle treble of... | |
 | Popular educator - 1854 - 922 sider
...exception of the fifth. This last I studied in the usual way, but without the assistance of a master. To describe an isosceles triangle having each of the angles at the base double of the vertical angle, almost baffled me. 1, however, after three months of hard study, succeeded in solving... | |
 | William Somerville Orr - 1854 - 534 sider
...all, mid is л described about tic square ABCD. Which was to be done. PROPOSITION X.— PÍIOBLEM. To describe an isosceles triangle having each of the angles at the base double of tinthird angle. ' u "• Take any straight line AB, and divide it in B,so and with centre A and radius... | |
 | Great Britain. Committee on Education - 1855 - 976 sider
...touches it. Section 4. } . About a circle to describe a triangular equiangular to a given triangle. 2. To describe an isosceles triangle, having each of the angles at the base double of the third angle. 3. To inscribe an equilateral and equiangular pentagon in a given circle. MECHANICS. (Three Hours allowed... | |
 | Robert Potts - 1855 - 1050 sider
...parallelogram. Which of the regular polygons depend on this proposition for their construction ? 4. Describe an isosceles triangle having each of the angles at the base double of the angle of the vertex. 5. Triangles of the same altitude are as their bases. If D be the diameter of... | |
 | Euclides - 1855 - 270 sider
...angles BDA and DBA is double of the angle DAB. Wherefore an isosceles triangle ABD has been described, having each of the angles at the base double of the third angle. QEF The construction of this problem may be simplified by making a triangle ABD, hnving its three sides... | |
 | 1855 - 264 sider
...touches it. SECT. IV. — 1. About a circle to describe a triangle equiangular to a given triangle. 2. To describe an isosceles triangle, having each of the angles at the hase double of the third angle. 3. To inscribe an equilateral and equiangular pentagon in a given circle.... | |
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PBOR. —To describe an isosceles triangle, having each of the angles at the base, double of the third angle. Take any straight... 
