Filling and Wrapping Vocab
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17 terms
Terms | Definitions |
|---|---|
 unit cube | cube whose units=1 unit long; basic unit of measure for volume |
| surface area | area required to cover a 3-D shape |
| sphere | 3-D shape whose surface consists of all the points that area a given distance from the center of the shape |
| right prism | prism whose vertical faces are rectangles, bases are congruent polygons |
| rectangular prism | prism w/ a top and bottom (base) that are congruent rectangles |
| pyramid | 3-D shape w/ one polygonal base and lateral sides that are all triangles that meet at a vertex opposite the base |
| prism | 3-D shape w/ a top and bottom (base) that are congruent polygons and lateral faces that are parallelograms |
| oblique prism | prism whose side faces are non-rectangular parallelograms |
| volume | amount of space occupied by, or the capacity of, a 3-D shape; # of unit cubes that will fit into a 3-D shape |
| net | 2-D pattern that can be folded into a 3-D figure |
| height | veritcal distance between the face chosen to be the base and [1] the opposite face of a prism/ cylinder or [2] vertex of a cone/ pyramid |
| face | flat 2-D surface of a 3-D shape |
| edge | line segment formed where 2 faces of a 3-D shape meet |
| cylinder | 3-D shape w/ 2 opposite faces which are congruent circles, the side (lateral surface) is "wrapped around" (rectangle) the circular faces at the end |
| cube | a 3-D shape w/ 6 identical square faces |
| cone | 3-D shape w/ a vertex opposit of the base |
| base | the face of a 3-D shape chosen to be the bottom face |
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