Books Books To describe an isosceles triangle having each of the angles at the base double of the third angle. A Collection of Elementary Test Questions in Pure and Mixed Mathematics with ... - Page 68
by James Robert Christie - 1866 - 404 pages ## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Euclid's Elements - 1846 - 317 pages
...three, and be described about the square ABCD. PROP. X. PROB. 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 (11. 2.) it in the point C, so that the rectangle AB.BC may be... ## The definitions, postulates, axioms, and enunciations of the propositions of ...

Euclides - 1848
...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.... ## Solutions to the questions of the general examination at Easter, 1848 ...

J. Goodall, W. Hammond - 1848
...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... ## A Treatise on Mathematical Instruments ...

John Fry Heather - 1849
...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.... ## The Calendar of King's College, London

1850
...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.)... ## A Collection of Problems and Examples Adapted to the "Elementary Course of ...

Harvey Goodwin - Mathematics - 1851 - 173 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... ## THE PRINCIPLES OF THE SOLUTION OF SENATE-HOUSE 'RIDERS'

FRANCIS J. JAMESON - 1851
...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... ## Scholarship examinations of 1846/47 (-1853/54).

Bengal council of educ - 1852
...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... ## The geometry, by T. S. Davies. Conic sections, by Stephen Fenwick

...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... 