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Q: Can a regular octagon be concave?
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Can an octagon ever be concave?

An octagon is an eight-sided two-dimensional object. If each of the eight sides to an octagon were concave, it would still be an octagon. So, yes, it could.


What polygon looks like a bow tie?

A concave hexagon or a concave octagon.


How many sides does a concave octagon have?

8


What is defined to be a quadrilateral in which both pairs of opposite sides are parallel a regular polygon b concave polygon c parallelagram d octagon?

Dragon is the answer


How many sides does a regular octagon have?

A regular octagon has 8 sides.


Is octagon regular or not?

An 8 sided octagon can be either regular or irregular in shape.


What do the mathematics call a regular polygon with eight sides?

A polygon with eight sides, regular or not, is an octagon. There isn't a special name for a regular octagon (other than "regular octagon").


What is s concave octagon?

A concave octagon has is an 8-sdided figure in which one or more vertices (interior angles) are more than 180° , producing a shape with an inward bow, or a concavity (think of a cave).


What are the properties of a regular octagon?

A regular octagon has 8 sides similarly to an octagon. The name regular octagon means that all angles are the same, therefore inferring that all sides are of equal length.


A square is an example of a quadrilateral that is both a regular concave polygon and a regular convex polygon?

No. There can be no regular concave polygon.


Why are there no right angles in an octagon?

In a regular octagon, each angle is 135 degrees. If the octagon is not regular, then it can have as many as 6 right angles in it.


Image of a not regular octagon?

A octagon is a octagon without the same angles as the others.