 | Euclid, Isaac Todhunter - 1867 - 426 sider
...planes are such as do not meet one another though produced. 9. A solid angle is that which is made by more than two plane angles, which are not in the same plane, meeting at one point. 10. Equal and similar solid figures are such as are contained by similar planes... | |
 | Benjamin Greenleaf - 1868 - 340 sider
...each other, the angle is right. 393. A POLYEDRAL ANGLE IS an angle formed by the meeting at one point of more than two plane angles, which are not in the same plane. The common point of meeting of the planes is called the vertex, each of the plane angles a face, and... | |
 | Robert Potts - 1868 - 434 sider
...meet one anotherthough produced. IX. A solid angle is that which is made by the meeting, in one point, of more than two plane angles, which are not in the same plane. X. Equal and similar solid figures are such as are contained by similar planes equal in number and... | |
 | Benjamin Greenleaf - 1869 - 516 sider
...each other, the angle is right. 393. A POLYEDRAL ANGLE IS an angle formed by the meeting at one point of more than two plane angles, which are not in the same plane. The common point of meeting of the planes is called the vertex, each of the plane angles a face, and... | |
 | Henry W. Jeans - 1872 - 142 sider
...angles of the triangular surface of the sphere enclosed by the three planes. (46.) A solid angle is that which is made by the meeting of more than two...angles, which are not in the same plane, in one point. (47.) A sphere is a solid contained by one superficies, which is such that all straight lines drawn... | |
 | Euclides, James Hamblin Smith - 1872 - 376 sider
...length, breadth, and thickness. IX. That which bounds a solid is a superficies. X. A Solid Angle is that, which is made by the meeting of more than two plane angles, which are not in the same plane, at one point. Definitions I. to X. are all that are required in the part of Book xi. included in this... | |
 | Benjamin Greenleaf - 1873 - 202 sider
...each other, the angle is right. 255. A Polyedral Angle is an angle formed by the meeting at one point of more than two plane angles, which are not in the same plane. The common point of meeting of the planes is called the vertex, each of the plane angles a face, and... | |
 | Benjamin Greenleaf - 1874 - 206 sider
...each other, the angle is right. 255. A Polyedral Angle is an angle formed by the meeting at one point of more than two plane angles, which are not in the same plane. The common point of meeting of the planes is called the vertex, each of the plane angles a face, and... | |
 | Euclides - 1874 - 342 sider
...meet one another though produced. 9. A solid angle is that which is made by the meeting, in one point, of more than two plane angles, which are not in the same plane. 10. Equal and similar solid figures are such as are contained by similar planes equal in number and... | |
 | Robert Potts - 1876 - 446 sider
...one another though produced. IX. A solid angle is that which is made by the meeting, in one point, of more than two plane angles, which are not in the same plane. X. Equal and similar solid figures are such as are contained by similar planes equal in number and... | |
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A solid angle is that which is made by the meeting of more than two plane angles, which are not in the same plane, in one point. X. ' The tenth definition is omitted for reasons given in the notes. 
