 | Bruce Mervellon Watson, Charles Edward White - 1908 - 454 páginas
...of three sides is called what? A polygon of four sides? 570. A polygon of five sides is a pentagon ; of six sides a hexagon; of seven sides, a heptagon ; of eight sides, an octagon. AREAS OF REGULAR POLYGONS 571. A polygon whose sides are equal and whose angles are equal is a regular... | |
 | John William McClymonds, David Rhys Jones - 1910 - 332 páginas
...three sides is called an equilateral triangle; of four sides, a square; of five sides, a pentagon; of six sides, a hexagon; of seven sides, a heptagon ; of eight sides, an octagon. Draw an octagon. 3. A straight line from the center of a regular polygon to any vertex is called its... | |
 | Bruce Mervellon Watson, Charles Edward White - 1911 - 424 páginas
...three sides is called what ? A polygon of four sides ? 535. A polygon of five sides is a pentagon ; of six sides a hexagon; of seven sides, a heptagon ; of eight sides, an octagon. AREAS OF REGULAR POLYGONS 536. A polygon whose sides are equal and whose angles are equal is a regular... | |
 | Arthur Bradford Babbitt - 1911 - 226 páginas
...applied to figures having more than four sides. The number of sides determines the name of the polygon. A polygon of five sides is called a pentagon; one of six sides is a hexagon, one of seven sides is a heptagon, one of eight sides is an octagon, one of nine sides... | |
 | Frank William Bartlett - 1911 - 216 páginas
...applied to figures having more than four sides. The number of sides determines the name of the polygon. A polygon of five sides is called a pentagon; one of six sides is a hexagon, one of seven sides is a heptagon, one of eight sides is an octagon, one of nine sides... | |
 | Arthur Schultze, Frank Louis Sevenoak - 1913 - 328 páginas
...polygon all of whose angles are equal. An equilateral polygon is a polygon all of whose sides are equal. A polygon of five sides is called a pentagon; one of six sides, a hexagon; seven sides, a heptagon; eight sides, an octagon; ten sides, a decagon; twelve sides, a dodecagon.... | |
 | Arthur Schultze, Frank Louis Sevenoak - 1913 - 490 páginas
...polygon all of whose angles are equal. An equilateral polygon is a polygon all of whose sides are equal. A polygon of five sides is called a pentagon; one of six sides, a hexagon; seven sides, a heptagon; eight sides, an octagon; ten sides, a decagon; twelve sides, a dodecagon.... | |
 | Arthur Schultze, Frank Louis Sevenoak - 1918 - 486 páginas
...polygon all of whose angles are equal. An equilateral polygon is a polygon all of whose sides are equal. A polygon of five sides is called a pentagon; one of six sides, a hexagon ; seven sides, a heptagon ; eight sides, an octagon ; ten sides, a decagon ; twelve sides, a dodecagon.... | |
 | Arthur Schultze, Frank Louis Sevenoak - 1913 - 484 páginas
...polygon all of whose angles are equal. An equilateral polygon is a polygon all of whose sides are equal. A polygon of five sides is called a pentagon; one of six sides, a hexagon ; seven sides, a heptagon ; eight sides, an octagon ; ten sides, a decagon ; twelve sides, a dodecagon.... | |
| |
Quadrilateral ; of five sides a Pentagon ; of six sides a Hexagon ; of seven sides a Heptagon ; of eight sides an Octagon ; of nine sides a Nonagon ; of ten sides a Decagon ; of twelve sides a Dodecagon. 
