| Euclides - Euclid's Elements - 1881 - 236 pages
...To describe a regular pentagon on a given straight line PROP. XII. PROBLEM. To describe a . regular **pentagon about a given circle. Let ABCDE be the given circle. It is required to describe** a regular pentagon about it. Find A, B, C, D, and E, the angular points of a regular pentagor inscribed... | |
| Euclid, Isaac Todhunter - Euclid's Elements - 1883 - 426 pages
...angle. QEF [Axiom 6. PROPOSITION 11. PROBLEM. To inscribe an equilateral and equiangular pentagon in **a given circle. Let ABCDE be the given circle: it is required to** inscribe an equilateral and equiangular pentagon in the cirdeABCDJS. Describe an isosceles triangle,... | |
| Henry Martyn Taylor - 1893 - 486 pages
...circles meet again in E, then CE is parallel to BD. PJKOPOSITION 11. To inscribe a regular pentagon in **a given circle. Let ABCDE be the given circle : it is required to** inscribe a regular pentagon in the circle ABCDE. CONSTRUCTION. Construct a triangle FGH having each... | |
| Henry Martyn Taylor - Euclid's Elements - 1895 - 708 pages
...circles meet again in E, then CE is parallel to IID. PKOPOSITION 11. To inscribe a regular pentagon in **a given circle. Let ABCDE be the given circle : it is required to** inscribe a regular pentagon in the circle ABCDE. CONSTRUCTION. Construct a triangle FGH having each... | |
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