Date post: | 15-May-2015 |
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Entertainment & Humor |
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The difference between prisms & pyramids.
“It’s all about how you slice it!”
Pyramids and prisms are specific kinds of polyhedra.
The word polyhedra is the plural form of polyhedron.
A polygon is a 2-dimensional shape.
A polyhedron is a 3-dimensional shape.
Presto! A triangular prism!
Presto! A triangular pyramid!
Presto! A square prism!
Presto! A square pyramid!
A prism is made of congruent shapes.
A pyramid is made of similar shapes that get smaller and
smaller.
If you know the names of common polygons, then naming a prism or pyramid will be easy
for you.
Look at the polygon on the bottom of the shape.
This polygon is a rectangle.
This shape is a rectangular prism.
This shape is a rectangular pyramid.
This is a pentagon.
This is a pentagonal prism.
This is a pentagonal pyramid.
This is an octagon.
This is an octagonal prism.
This is an octagonal pyramid.
If you know the common polygons and if you know the
difference between a prism and a pyramid, naming these shapes is
easy.
The only unique name that you have to remember is the “cube.”
A cube is a specific kind of rectangular prism.
A rectangular prism that has 6 congruent faces is called a cube.
A rectangular prism that has 6 congruent faces is called a cube.
A rectangular prism that has 6 congruent faces is called a cube.
A rectangular prism that has 6 congruent faces is called a cube.
A rectangular prism that has 6 congruent faces is called a cube.
A rectangular prism that has 6 congruent faces is called a cube.
The end.