| Euclid, Isaac Todhunter - 1883 - 428 σελίδες
...bisected at DQBF PROPOSITION 31. THEOREM. In a circle the angle in a semicircle is a right angle; but the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle. Let ABCD be a circle,... | |
| Euclides - 1884 - 434 σελίδες
...the same base AB, and having its vertex on the are ADB. An angle in a semicircle is a right angle ; an angle in a segment greater than a semicircle is less than a right angle ; and an angle in a segment less than a semicircle is greater than a right angle. Let ABC be a circle,... | |
| Woolwich roy. military acad - 1884 - 148 σελίδες
...chords so intercepted in each circle may be equal. 7. The angle in a semicircle is a right angle, the angle in a segment greater than a semicircle is less than a right angle, and the angle in a segment less than a semicircle is greater than a right angle. When are segments... | |
| 1884 - 266 σελίδες
...through the point of contact. 9. In any circle, the angle in a semicircle is a right angle, and the angle in a segment greater than a semicircle is less than a right angle, and the angle in a segment less than a semicircle is greater than a right angle. Prove that if circles... | |
| Oxford univ, local exams - 1885 - 358 σελίδες
...equal to a given rectilineal figure. 8. In a circle the angle in a semicircle is a right angle; and the angle in a segment greater than a semicircle is less than a right angle; and the angle in a segment less than a semicircle is greater than a right angle. 9. Describe an isosceles... | |
| Dalhousie University - 1887 - 206 σελίδες
...circle shall be in that line. 12. In a circle, the angle in a semi-circle is a right angle ; but the angle in a segment greater than a semi-circle is less than a right angle ; and the angle in a segment less than a semi-circle is greater than a right angle. 13. TP, TQ, are... | |
| Nathaniel Bowditch - 1888 - 704 σελίδες
...AB, are equal to each other; for they are all measured by the same arc, viz : half the arc AB. XVI. An angle in a segment greater than a semicircle is less than a right angle. Thus, if ABC be a segment greater than a semicircle, the arc, AC, on which it stands must be less than a... | |
| E. J. Brooksmith - 1889 - 356 σελίδες
...chords so intercepted in each circle may be equal. 7. The angle in a semicircle is a right angle, the angle in a segment greater than a semicircle is less than a right angle, and the angle in a segment less than a semicircle is greater than a right angle. When are segments... | |
| 1889 - 586 σελίδες
...without a circle a straight line touching the circle. 9. The angle in a semicircle is a right angle, the angle in a segment greater than a semicircle is less than a right angle, and the angle in a segment less than a semicircle is greater than a right angle. ENGLISH. The Board... | |
| Edward Mann Langley, W. Seys Phillips - 1890 - 538 σελίδες
...Ex. 347.) PROPOSITION 31. THEOREM. In a circle the angle in a semi-circle is a right angle ; but the angle in a segment greater than a semi-circle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle. Let ABCD be a 0... | |
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