 | John Playfair - 1806 - 320 páginas
...within the circle. Wherefore, if any two points, &c. QED a 1.3. b5. c 16. 1. A 19. 1. PROP. III. THEOR. IF a straight line drawn through the centre of a circle bisect a straight line in the circle, which does not pass through the centre, it will cut that line at right angles ; and if... | |
 | Robert Simson - 1806 - 546 páginas
...B ^""~- *^x" C b 3. ; right angle: again, because the straight line FE bisects the straight line BD which does not pass through the centre, it shall cut it at rightb angles : wherefore FEB is a right angle : and FEA was shown to be a right angle ; therefore... | |
 | John Mason Good - 1813 - 714 páginas
...them shall fall within the circle. Prop. III. Theor. If a straight Hue drawn through the еешге of a circle bisect a straight line in it which does...it shall cut it at right angles; and, if it cuts it alright angles, it shall bisect it. Prop. IV. Theor. If in a circle two straight lines cut one another... | |
 | Euclides - 1816 - 588 páginas
...of the circle, and join EF; and because FE, a straight line through the centre, bisects another AC which does not pass through the centre, it shall cut it at right b angles ; where- * 3. 3. fore FEA is a right angle : Again, because the straight line FE bisects the... | |
 | John Playfair - 1819 - 350 páginas
...therefore AB is within the circle. Wherefore, if any two points, &,c. Q,. ED PROP. III. THEOR. ^fa straight line drawn through the centre of a circle bisect a straight line in the circle, which does not pass through the centre, it wilt cut that line at right angles ; and if... | |
 | John Playfair - 1819 - 354 páginas
...B, therefore AB is within the circle. Wherefore, if any two points, &c. Q, ED PROP. III. THEOR, //' a straight line drawn through the centre of a circle bisect a straight lineinlhe circle, which does not pass through the centre, it will cut that line at right angles ; and... | |
 | Peter Nicholson - 1825 - 1046 páginas
...of the circle, and join EF : and because FE, a straight line through the centre, bisects another AC, which does not pass through the centre, it shall cut it at right (3. 3.) angles; wherefore FEA is a right angle. Again, because the straight line FE bisects the straight... | |
 | Robert Simson - 1827 - 546 páginas
...circumference; therefore it falls within it. Wherefore, if any two points, &c. QED PROP. III. THEOR. If a straight line drawn through the centre of a circle...centre, it shall cut it at right angles : and if it cut it at right angles, it shall bisect it. Let ABC be a circle; and let CD, a straight line drawn... | |
 | John Playfair - 1832 - 358 páginas
...A and B, therefore AB is within the circle. Wherefore, if any two points, &c. QED PROP. III. THEOR. If a straight line drawn through the centre of a circle bisect a straight line in the circle, which does not pass through the centre, it will cut that line at right angles; and if it... | |
 | Euclides - 1834 - 518 páginas
...circumference ; therefore it falls within it. Wherefore, if any two points, &c. QED PROPOSITION III. TUEOR. — If a straight line drawn through the centre of a circle, bisect a straight line in it which docs not pass through the centre, it shall cut it at right angles : and if it cut it at right angles,... | |
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If a straight line drawn through the centre of a circle bisect a straight line in it which does not pass through the centre, it shall cut it at right angles : and if it cut it at right angles, it shall bisect it. 
