Octagon (EntityTopic, 12)

From Hi.gher. Space

Revision as of 18:55, 3 January 2012 by Hayate (Talk | contribs)


Equations

  • The area of a regular octagon with side length l is:
2(1 + √2) · l2

Dissection

The octagon of side 1 may be dissected into 8× isosceles triangle with sides {1,2×√(1+√22)}.

Use

Octagonal faces are found in these trishapes on FGwiki:


Notable Dishapes
Flat: trianglesquarepentagonhexagonoctagondecagon
Curved: circle

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