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. A Treatise of Practical Surveying, ... - Side 32av Robert Gibson - 1808 - 440 siderUten tilgangsbegrensning - Om denne boken
| Edward Brooks - 1901 - 266 sider
...one-half of the semi-circumference AEC (Th. XVIII.). COR. 2 — Any tingle, as ABC, ADC, etc., inscribed **in a segment greater than a semi-circle, is less than a right angle.** For it is measured by less than onehalf of a semi-circumference. COR. 3. — Any angle, AEC, inscribed... | |
| 1903
...same side of it, the four points lie on a circle. 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. The opposite angles... | |
| 1903
...number of such quadrilateiuls can be drawn. 2. Show that an angle in a semicircle is a right angle, **an angle in a segment greater than a semicircle is less than a** light angle, and an angle in a segment less than a semicircle is greater than a right angle. Two fixed... | |
| William Dyson Wansbrough - 1903 - 160 sider
...Euclid, which enunciates : — " 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." The... | |
| Euclid, H. S. Hall, F. H. Stevens - 1904 - 456 sider
...four, or six equal parts. PROPOSITION 31. THEOREM. The angle in a semicircle is a right angle. The **angle in a segment greater than a semicircle is less than a right angle.** The angle in a segment less than a semicircle is greater than a right angle. F, Let ABCD be a circle,... | |
| John Alfred Green - 1905 - 222 sider
...ANGULAR PROPERTIES. THEOREM [ AC.4J. — (i) Any angle In a semi-circle In a right angle, (ii) Any **angle in a segment greater than a semicircle is less than a right angle,** (iii) Any angle in a segment less than a semi-circle is greater than a right angle. In Figs. 290, 291,... | |
| University of Allahabad - 1907
...same side of it, the four points lie on a circle. The angle in a semi-circle is a right angle, 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. The opposite angles... | |
| University of Calcutta - 1907
...same side of it, the four points lie on a circle. The angle in a semi-circle is a right angle ; 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. The opposite angles... | |
| University of Allahabad - 1908
...same side of it, the four points lie on a circle. The angle in a semi-circle Í8 a right angle, 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. The opposite angles... | |
| Walter Percy Workman - 1908
...vertices are concyclic . . 258 AC. 4. — (i) Any angle in a semicircle is a right angle, (ii) Any **angle in a segment greater than a semicircle is less than a right angle,** (iii) Any angle in a segment less than a semicircle is greater than a right angle .... (Euc. III. 31)... | |
| |