 | J. Goodall, W. Hammond - 1848 - 390 sider
...six persons. Here re = 6 and r — 3 So that 1.2.3. ~ 1.2.3 = 20. n 0—1) (n—2) 6X5X4 angle, but the angle in a segment greater than a semicircle is...than a semicircle is greater than a right angle." See Euclid iii. 31. 2. " Describe a circle in a given triangle." See Euclid iv. 4. Tate's Geometry... | |
 | Great Britain. Council on Education - 1848 - 532 sider
...parallelogram is double of the triansle. 3. In a circle, the angle in a semicircle is a right anile; but the angle in a segment greater than a semicircle is...less than a semicircle is greater than a right angle. 4. To describe a circle in a given square. 0. Ratios that are equal to the same ratio are equal to... | |
 | Euclides - 1848 - 52 sider
...two equal parts. PROP. XXXI. 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 semicircle is greater than a right angle. PROP. XXXII. THEOREM. If a straight line touch a circle, and from the point of contact a straight line... | |
 | Great Britain. Committee on Education - 1848 - 514 sider
...of the sides of the parallelogram. 3. In a circle, the angle in a semicircle is a right anyle ; but the angle in a segment greater than a semicircle is less than a right angle, and llie angle in a segment less than a semicircle is greater than a right angle. 4. To describe a circle... | |
 | Bengal council of educ - 1848 - 394 sider
...are equal to 2 right angles, .'. /_ ABC + /_ ADC = 2 right angles but ABC Z_ a right angle .'. ADC in a segment less than a semicircle is greater than a right angle. 8. \E ABCD and HLM are two equal circles, their centres being 0, G. AOB and HGK are two angles at the... | |
 | John Playfair - 1849 - 332 sider
...in a semicircle is a right angle ; but the angle in a segment greater than a semicircle is less then a right angle ; and the angle in a segment less than...circle, of which the diameter is BC, and centre E ; draw CA dividing the circle into the segments ABC, ADC, and join BA, AD, DC ; the angle in the semicircle... | |
 | Euclid, Thomas Tate - 1849 - 120 sider
...AD, DC ; the angle in the semicircle BAC is a right angle; and the angle in the segment ABC, which is greater than a semicircle, is less than a right angle,; and the angle in the segment ADC, which is less than a semicircle, is greater than a right angle. Join AE, and produce... | |
 | 1850 - 400 sider
...centre are equal to each other. • ,. 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 semicircle is greater than a right angle. 6. To describe an isosceles triangle, having each of the angles at the base double of the third angle.... | |
 | 1850 - 488 sider
...Mention the corollary to this theorem. 2. In a circle, the angle in a semicircle is a right angle; but an angle in a segment greater than a semicircle is less...less than a semicircle is greater than a right angle. 3. Similar triangles are to one another in the duplicate ratio of their homologous sides. SECTION II.—Solve... | |
 | Great Britain. Committee on Education - 1850 - 942 sider
...triangle is bisected by the straight line drawn from the vertex bisecting the base of the triangle. 7. The angle in a segment greater than a semicircle is less than a right angle. — Prove it ; and find the area of a segment of a circle containing 60°, whose radius is 10 feet.... | |
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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. 
