Identify each of the following shapes. In geometry, what is a net? what is surface area? cube...
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Transcript of Identify each of the following shapes. In geometry, what is a net? what is surface area? cube...
Identify each of the following shapes.
In geometry, what is a net?
what is surface area?
cube
Triangular pyramid
Right square pyramid
Rectangular prism
cylinder
Net
Surface Area
A flat representation of all the faces of a polyhedron
Sum of the areas of its faces
9.1 Solid Figures
3-D shapes are solid figures or solids
A solid with faces that are polygons (a closed plane figure with at least three
sides)
polyhedron
faceThe polygons that make up a polyhedron are the faces of the polyhedron.
A solid that is formed by polygons
A polyhedron with two congruent and parallel faces, called bases.
The other faces, which are parallelograms, are the lateral faces.
Prisms
Rectangular Prism
Prism is rectangular because the bases are congruent rectangles.
Lateral edges are perpendicular to the bases.
Cylindersbase
height
Radius
To do: Finish Net Worksheet