 | Euclides - 1860 - 288 páginas
...angle EAF ; wherefore the given rectilineal angle BAC is bisected by the straight line AF. PROPOSITION X. PROBLEM. To bisect a given finite straight line — that is, to divide it into two equal parts. Given, the straight line AB ; it is required to divide it into two equal parts. (Const.) Describe (I.... | |
 | John Playfair - 1860 - 332 páginas
...bisect (9. 1.) the angle ACB by the straight line CD. AB is cut into two equal parts in the point D. V Let AB be the given straight line ; it is required to divide it into two equal parts. Because AC is equal to CB, and CD common to the two triangles ACD, BCD : the two sides AC. CD, are... | |
 | Euclides - 1862 - 172 páginas
...to the angle EAF. (i. 8.) Wherefore the given rectilineal angle BAC Is bIsected by the line AF. QE F PROP. X. — PROBLEM. To bisect a given finite straight...line, that is, to divide it into two equal parts. (References — Prop. L 1, 4, 9.) Let AB be the given straight line. It is required to divide AB into... | |
 | Euclides - 1862 - 140 páginas
...Therefore the given rectilineal angle BAC is bisected by the straight line AF. QEF PROPOSITION 10. -PROBLEM. To bisect a given finite straight line, that is, to divide it into two equal parts. (References — Prop. I. 1, 4, 9.) Given. — Let AB be the given straight line. Sought. — It is... | |
 | Marcius Willson - 1863 - 356 páginas
...construction of tools and machines with which the pupil is familiar. Fig. 1. — To bisect a given straight line; that is, to divide it into two equal parts. Let AB be the given straight line. From the centre A, with a radius* greater than the half of AB, describe two arcs* of a circle, as at... | |
 | Euclides - 1864 - 262 páginas
...the angle EAF. (l. 8.) Wherefore the angle BA C is bisected by the straight line AF. QEP PROPOSITION X. PROBLEM. To bisect a given finite straight line,...the given straight line. It is required to divide AB into two equal parts. Upon AB describe the equilateral triangle ABC; (\. 1.) 0 and bisect the angle... | |
 | Euclides - 1864 - 448 páginas
...the angle EAF. (I. 8.) Wherefore the angle BA C is bisected by the straight line A FQEF PROPOSITION X. PROBLEM. To bisect a given finite straight line,...the given straight line. It is required to divide AB into two equal parts. Upon AB describe the equilateral triangle ABC; (I. 1.) C and bisect the angle... | |
 | Euclides - 1865 - 402 páginas
...angle EAF. (i. 8.) Wherefore the given rectilineal angle BAG is bisected toy the line AF. Q. 1C. F. PROP. X. — PROBLEM. To bisect a given finite straight line, that is, to divide it into twu equal parts. (References — Prop. L 1, 4, 9.) Let AB be the given straight line. It is required... | |
 | Robert Potts - 1865 - 528 páginas
...the angle EAF. (i. 8.) Wherefore the angle BACis bisected by the straight line AF. QEF PROPOSITION X. PROBLEM. To bisect a given finite straight line, that is, to divide it into twe equal parts. Let AB be the given straight line. It is required to divide AB into two equal parts.... | |
 | John Playfair - 1855 - 358 páginas
...given angle may be divided into four equal parts, into eight, into sixteen, and so OB. PROP. X. PROB. To bisect a given finite straight line, that is, to divide it into two equal part*. Let AB be the given straight line ; it is required to divide it into two equal parts. Describe... | |
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