 | Euclides - 1846 - 292 pages
...described about the given square ABCD. QEF PROP. X. PnOB. To describe an isosceles triangle, having each of the angles at the base double of the third angle. Take any straight line AB, and divide it in the point C, so that the rectangle AB, BC may be equal... | |
 | J. Goodall, W. Hammond - 1848 - 390 pages
...are questions relating to it most easily worked ? Section 3. 1. Describe an isosceles triangle having each of the angles at the base double of the third angle. 2. Bisect a given triangle by a straight line drawn through a given point in one of the sides. 3. Prove... | |
 | Euclides - 1848 - 52 pages
...describe a circle about a given square. PROP. X. PROBLEM. To describe an isosceles triangle, having each of the angles at the base double of the third angle. PROP. XI. PROBLEM. To inscribe an equilateral and equiangular pentagon in a given circle. PROP. XII.... | |
 | John Fry Heather - 1849 - 202 pages
...making and recording observations, 161 ; use of the jmrlnMe transit, 162. Triangle, isosceles, having each of the angles at the base double of the third angle, constructed, 43 ; right-angled, solved, 32. Troughton, his level, 110; hit reflecting circle, 149.... | |
 | 1850 - 400 pages
...less than a semicircle is greater than a right angle. 6. To describe an isosceles triangle, having each of the angles at the base double of the third angle. DEDUCTIONS. (I.) Bisect a given triangle by a line drawn from a given point in one of its sides. (2.)... | |
 | Francis James Jameson - Mathematics - 1851 - 144 pages
...and therefore AjAgAg will be the triangle required. 1850. (A). Describe an isosceles triangle, having each of the angles at the base double of the third angle, (iv. 10.) (B}. Shew that the base of the triangle is equal to the side of a regular pentagon inscribed... | |
 | Harvey Goodwin - Mathematics - 1851 - 196 pages
...in one of them shall be five times the angle in the other. 5. Describe an isosceles triangle, having each of the angles at the base double of the third angle. Shew that the base of the triangle is equal to the side of a regular pentagon inscribed in the smaller... | |
 | Bengal council of educ - 1852 - 348 pages
...parallelogram meet the diagonal of the whole parallelogram in the same point. 2. Describe a triangle having each of the angles at the base double of the third angle : and deduce the expression for sin 36°. 3. If two straight lines be at right angles to the same plane they... | |
 | Euclides - 1853 - 146 pages
...be described about the square ABCD. QEp . PROP. X. PROBLEM. To describe an isosceles Mangle, having each of the angles at the base double of the third angle. Take any straight line AB, and (II. 11.) divide it in the point C, so that the rectangle AB, BC, may... | |
 | Euclides - Geometry - 1853 - 176 pages
...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... | |
| |
To describe an isosceles triangle having each of the angles at the base double of the third angle. 
