3D Shape Names - an introduction
What is a Prism?
A prism is a solid geometric figure whose two ends are similar, equal, and parallel, and whose sides are parallelograms.
Rectangular Prism
A solid object which has six faces that are rectangles
RECTANGULAR PRISM
![RECTANGULAR PRISM](https://stage.geogebra.org/resource/TQBAsW5a/r8erHvHh2Vw23Crc/material-TQBAsW5a.png)
What other objects do you know of that are rectangular prisms?
Cube
A symmetrical three-dimensional shape, contained by six equal squares.
CUBE
![CUBE](https://stage.geogebra.org/resource/gQVVeUN4/ZAxgvHUiwLvxMCHi/material-gQVVeUN4.png)
What other objects do you know of that are cubes?
Tetrahedron
A solid having four plane triangular faces, also known as a triangular pyramid
TETRAHEDRON
![TETRAHEDRON](https://stage.geogebra.org/resource/EvWxZ4mz/J2KCAuROb7ZAMTnw/material-EvWxZ4mz.png)
What other objects do you know of that are tetrahedrons?
Cylinder
A solid geometrical figure with straight parallel sides and a circular or oval cross section.
CYLINDER
![CYLINDER](https://stage.geogebra.org/resource/kPQ4Fuv7/X86lanIUa8drCGqi/material-kPQ4Fuv7.png)
What other objects do you know of that are cylinders?
Cone
A solid or hollow object which tapers from a circular or roughly circular base to a point
CONE
![CONE](https://stage.geogebra.org/resource/ddWsM4qW/4W5IaOfvEPHyrXKh/material-ddWsM4qW.png)
What other objects do you know of that are cones?
Are these Prisms too?
Do a little research to see if the following names are real prisms too.