| Elizabethan club - 1880 - 156 pages
...the obtuse angles. 3. All the angles of a rectilineal figure, together with four right angles, are **equal to twice as many right angles as the figure has sides.** A floor has to be laid with tiles in the form of regular figures all equal and similar ; show what... | |
| Science - 1880 - 668 pages
...XXVI. of the syllabus, that the interior angles of any polygon, together with four right angles, are **equal to twice as many right angles as the figure has sides.** In the new notation we would say that the sum of the interior angles of the polygon is equal to a number... | |
| John Henry Robson - 1880 - 114 pages
...proved that " All the Interior angles of any Rectilineal figure, "together with four right angles, are **equal to "twice as many right angles as the figure has " sides."** If, therefore, we suppose the polygon to have n sides, All its interior angles + 4.90 .= 272.90 . -.... | |
| Oxford univ, local exams - 1880 - 390 pages
...circle. 2. All the interior angles of any rectilineal figure, together with four right angles, are **equal to twice as many right angles as the figure has sides.** 3. If the square described on one side of a triangle be equal to the squares described on the other... | |
| Isaac Todhunter - Euclid's Elements - 1880 - 400 pages
...the foregoing Corollary all the interior angles of the figure, together with four right angles, are **equal to twice as many right angles as the figure has sides.** Therefore all the interior angles of the figure, together with all its exterior angles, are equal to... | |
| Thomas Newton Andrews - Geometry - 1881 - 164 pages
...proved that "All the interior angles of any rectilineal figure, together with four right angles, are **equal to twice as many right angles as the figure has sides."** If we have to describe a pentagon on the base AB, we must first calculate the angles at the base. Thus... | |
| Thomas Holloway (surveyor.) - 1881 - 128 pages
...degrees. 3. All the interior angles of any rectilineal figure, together with four right angles, are **equal to twice as many right angles as the figure has sides.** Although further systems of proof could easily be quoted, I consider the foregoing quite sufficient... | |
| John Gibson - 1881 - 302 pages
...opposite to it. 3. All the interior angles of any rectilineal figure, together with four right angles, are **equal to twice as many right angles as the figure has sides.** 4. Describe a parallelogram that shall be equal to a given triangle BCD, and have one of its angles... | |
| 1882 - 376 pages
...angles; and that all the interior angles of any rectilineal n'gure, together with four right angles, are **equal to twice as many right angles as the figure has sides.** 3. If the square described upon one of the sides of a triangle is equal to the squares described upon... | |
| College of preceptors - 1882 - 528 pages
...referred to. 5. All the interior angles of any rectilineal figure, together with four right angles, are **equal to twice as many right angles as the figure has sides.** 6. The opposite sides and angles of a parallelogram are equal ; and the diameter bisects the parallelogram.... | |
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