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No, those bounded by only plane faces are but others are not.
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∙ 8y ago
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Solids having flat surfaces that form into polygons are polyhedrons true or false?
true
All polyhedrons are prisms or pyramids.?
No. Polyhedrons are any shape with multiple sides. A triangle and a prism are just two different kinds of polyhedrons.
Do polyhedrons have right angles?
not all
What are all the shapes that are not polygons?
They are 3 dimensional objects such a s polyhedrons.
Is an empty box a polyhedron. Do polyhedrons have to be solid?
Yes, an empty box is and No, polyhedrons don't have to be.
Solids having flat surfaces that form into polygons are polyhedrons true or false?
true
All polyhedrons are prisms or pyramids.?
No. Polyhedrons are any shape with multiple sides. A triangle and a prism are just two different kinds of polyhedrons.
Are polyhedrons symmetrical?
not all, but some
Do polyhedrons have right angles?
not all
What are all the four sided polyhedrons?
tetrahedrons
What has bases and sides that are polygons?
All polyhedrons.
What is the collective name of a cube tetrahedron dodecahedron and a octahedron?
Polygons ( means many sides). They are called solids or polyhedrons; they exist in three dimensions and not two.
Are prisims polyhedrons or not polyhedrons?
A prism is a polyhedron.
Is it true that all polyhedrons are cubes?
No. Not even all hexahedrons are cubes.
What three dimensional figure only contain a polygon?
...All polyhedrons
What are all the shapes that are not polygons?
They are 3 dimensional objects such a s polyhedrons.
Why do you need polyhedrons?
To study solid objects whose faces are all polygons.
