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Each face of a polyhedron must be a polygon: a flat surface bounded by straight lines. So, if any of the faces is curved, the shape is not a polyhedron.
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∙ 10y ago
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What are 3-D shapes called?
Polyhedrons
How do you tell if a shape is 2d or 3d?
Polygons are 2d shapes whereas polyhedrons are 3d shapes
What are all the shapes that are not polygons?
They are 3 dimensional objects such a s polyhedrons.
What are 2 similarities between a prism and a pyramid?
They are both polyhedrons, and3-d shapes.
What are some regular solid shapes?
A regular triangle is called an equilateral triangle. A regular quadrilateral is called a square. Did that help??? cone, sphere, cube, polyhedrons
What shapes are the lunar craters?
Polyhedrons
What are polhedrons?
Polyhedrons are shapes with many faces
What are 3-D shapes called?
Polyhedrons
How do you tell if a shape is 2d or 3d?
Polygons are 2d shapes whereas polyhedrons are 3d shapes
What types of shape are solid shapes what is the name for it?
Polyhedrons such as pyramids and cuboids
What are all the shapes that are not polygons?
They are 3 dimensional objects such a s polyhedrons.
What are 2 similarities between a prism and a pyramid?
They are both polyhedrons, and3-d shapes.
What are some regular solid shapes?
A regular triangle is called an equilateral triangle. A regular quadrilateral is called a square. Did that help??? cone, sphere, cube, polyhedrons
What three dimensional shapes are polyhedrons?
A three dimensional shape bounded by plane (flat) faces is a polyhedron.
Is a parallelogram 2 dimensional?
Yes. Parallelograms are flat shapes (polygons). 3-dimensional forms are polyhedrons.
What are the different shapes of algebra?
They can be 2 dimensional shaped polygons or 3 dimensional shaped polyhedrons in algebraic geometry
Are polyhedrons symmetrical?
not all, but some
