| University of Oxford - Universities and colleges - 1913 - 386 pages
...points on the 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...less than a semicircle is greater than a right angle.** The opposite angles of any quadrilateral inscribed in a circle are supplementary ; and the converse.... | |
| Saskatchewan. Department of Education - Education - 1910 - 260 pages
...to the other two. Prove the converse. -;( 7. (a) An angle in a semicircle is a right angle, but 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. III. 31. (6) AB is the... | |
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