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Octagonal prism?

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Q: What is a 3 dimensional octagon called?
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This shape has 8 faces what is it?

If its 2-dimensional then its an octagon, if it is 3-dimensional then it is called an octahedron.


What is the difference between a octagon and a octahedron?

An octagon is 2-dimensional, an octahedron is 3-dimensional.


What is an 8 sided object called?

For a plain 2-dimensional figure it is an OCTAGON. For a 3-dimensional object it is an OCTAHEDRON.


What 3 dimensional shape has 8 faces?

the 3 dimensional shape is a octagon, because their are 8 sides.


What is a 3-D octagon called?

A 3-dimensional shape with eight sides is an octahedron. If you would refer to a 3-dimensional octagon, just call it that, people will understand what you mean. Or maybe you mean an octagonal prism. That's an octagon, except it is extended into the third dimension by stretching it, so it has an octagonal base but the other sides are triangles all connecting at one point above the octagon.


Is an octagon a polyhedron?

Adding to what Kittenono said, an octagon is a two dimensional shape which only has length and width. A polyhedron is 3 dimensional which has length, width and height.


How many faces and corners and angles does an octagon have?

An octagon is a 2 dimensional object, not a 3 dimensional object. As such, it has 1 face, 8 corners, and 8 angles.


What is a 8 shape called?

A 2-Dimensional shape with 8 sides is called an Octagon.


How many faces on a 3 dimensional octagon?

it's still 8


What is a 8-sided shape called?

A 2-Dimensional shape with 8 sides is called an Octagon.


Is an octagon two dimensional or three dimensional?

it's 2 dimensional


How many demensions is an octagon?

An octagon is a two-dimensional shape.