Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:Polygon
|
| gptkbp:hasArea |
2(1+√2)a² (for regular octagon, a=side length)
|
| gptkbp:hasDiagonals |
20
|
| gptkbp:hasDualPolygon |
gptkb:octagram
|
| gptkbp:hasInternalAngleSum |
1080 degrees
|
| gptkbp:hasNumberOfVertices |
8
|
| gptkbp:hasPerimeterFormula |
8a (for regular octagon, a=side length)
|
| gptkbp:hasRegularInternalAngle |
135 degrees
|
| https://www.w3.org/2000/01/rdf-schema#label |
Octagon
|
| gptkbp:isConvexIfAllAnglesLessThan180 |
true
|
| gptkbp:isRegularIfAllSidesEqual |
true
|
| gptkbp:nameMeaning |
eight angles
|
| gptkbp:nameOrigin |
gptkb:Greek
|
| gptkbp:numberOfSides |
8
|
| gptkbp:Schläfli_symbol |
{8}
|
| gptkbp:usedIn |
gptkb:stop_sign
gptkb:architecture gptkb:design gptkb:mathematics |
| gptkbp:bfsParent |
gptkb:Interpublic_Group_of_Companies
gptkb:Interpublic_Group gptkb:The_Interpublic_Group_of_Companies |
| gptkbp:bfsLayer |
5
|