 | Robert Simson - 1806 - 546 sider
...and be described about the square ABCD. Which was to be done. : • '-) PROP. X. PROB. TO describe an isosceles triangle, having each of the angles at the base double of the third angle. a 11. 2. Take any straight line AB, and divide » it in the point C, so that the rectangle... | |
 | John Playfair - 1806 - 320 sider
...will therefore be described about the square ABCD. Which was to be done, r PROP. X. PROB. TO describe an isosceles triangle, having each of the angles at the base double of the third angle. Book IV. Take any straight line AB, and divide1 it in the point C, a ll- 2so that the... | |
 | William Nicholson - 1809 - 752 sider
...to AC, and GF, H К, parallel to В D ; which will give the required square. PROBLEM XXXI. Tu mate an isosceles triangle, having each of the angles at the base double that at the summit. Fig. S-¿. Cut any given line, as AB, into extreme and mean proportions, (as in... | |
 | William Nicholson - 1809 - 700 sider
...to AC, and GF, HK, parallel to BD ; which "•ill give the required square. PROBLEM XXXI. /'" make an isosceles triangle, having each of the angles at the base double that at the summit. Fig. 32. Cut any given line, as AB, into extreme and mean proportions, (as in Problem... | |
 | John Mason Good - 1813 - 714 sider
...given iquaie. Prop. IX. Prob. To describe a circle about a given square. Prop. X. Prob. To describe an isosceles triangle, having each of the angles at the base double of the third angle. Prop. XI. Prob. To inscribe an equilateral and equiangular pentagon in a given circle.... | |
 | Euclides - 1816 - 588 sider
...other three, and be described about the square ABCD. Which was to be done. PROP, X. PROB. To describe an isosceles triangle, having each of the angles at the base double of the third angle. * 11. 8. Take any straight line AB, and divide* it in the point C, so that the rectangle... | |
 | Miles Bland - 1819 - 444 sider
...described on the side of an equilateral and equiangular pentagon inscribed in a circle, is equal to the sum of the squares of the sides of a regular hexagon...describe a circle BCE. Draw CE bisecting the angle ACE. Join EB, EA; and draw EF perpendicular to AB. Then the angle EAB is double of ECB, and therefore... | |
 | John Playfair - 1819 - 350 sider
...other three, and be described about the square ABCD. 'Which was to be done. 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... | |
 | Miles Bland - 1821 - 898 sider
...the sum of the squares of the sides of a regular hexagon and decagon inscribed in the same circle. angles at the base double of the angle at A. With the centre A, and radius AB, describe a circle ВСЕ. Draw CE bisecting the angle ACB. Join ЕВ, EA; and draw EF perpendicular to AB. Then the angle... | |
 | Rev. John Allen - 1822 - 516 sider
...D, and is therefore circumscribed about the given square (Def. 4. 4). PROP. X. PROB. To constitute an isosceles triangle, having each of the angles at the base double the vertical angle. Take any right line AB, and divide it in the point C, so that the rectangle ABC... | |
| |
To describe an isosceles triangle, having each of the angles at the base double of the third angle. 
