Regular octagon

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one in which the sides are all equal, and the angles also are all equal.

See also: Octagon

References in periodicals archive ?
The mosque looks like a faceted cylinder: it has the form of a regular octagon having a huge hall crowned with a big 16 m diameter dome.
Figures 4 and 5 illustrate this idea for the regular octagon.
The construction of sheds: gazebo made in the form of a regular octagon with a partially open space roof.
I decided to use the regular octagon construction as a culminating project in my Honours Geometry class.
See if your students can calculate where to fold the corner squares so that it is a regular octagon.
When we saw that they were cutting out eight-sided figures but not regular octagons, we paused to talk about the difference between a regular octagon and the octagons that they were cutting.