 | Henry Martyn Taylor - Euclid's Elements - 1895 - 708 pages
...to have its Bides equal to a given straight line. 20—2 PROPOSITION 7. To describe a square about a given circle. Let ABCD be the given circle : it is required to describe a square about it. CONSTRUCTION. Find E the centre of the circle ABCD, (I1I. Prop. 5.) and... | |
 | Edward Brooks - 1901 - 278 pages
...depend on the value of TT, whose approximate value is derived in Proposition XV. PROPOSITION XI. — PROBLEM. To inscribe a square in a given circle. Let...ABCD be the given circle. It is required to inscribe in it a square. Construction. — Draw any two diameters, AC and BD, at right angles to each other;... | |
 | Euclid - Euclid's Elements - 1904 - 488 pages
...pentagon may be shewn to be equal ; PROPOSITION 12. PROBLEM. To circumscribe a regular pentagon about a given circle. Let ABCD be the given circle. It is required to circumscribe a regular pentagon about the 0 ABCD. Construction. Inscribe a regular pentagon in the... | |
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To describe a square about a given circle. Let ABCD be the given circle ; it is required to describe a square about it. . Draw two diameters AC, BD of the circle ABCD, at right angles to one another, and through the points A, B, • 17.3. C, D, draw... 
