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Unit 5 Area&Volume
| Term | Definition |
|---|---|
| 2-Dimensional | An object that has height and width. |
| 3-Dimensional | An object that has height, width, and depth. |
| Bases of a Prism | The two faces formed by congruent polygons that lie in parallel planes, all of the other faces being parallelograms. |
| Composing | Combining two or more geometric figures together into one figure. |
| Cubic Units | Volume of the solids is measured in Cubic Units. |
| Decomposing | subdividing a polygon |
| Edge | The intersection of a pair of faces in a three-dimensional figure. |
| Equilateral Triangle | A triangle which has all three of its sides equal in length. |
| Face | One of the polygons that makes up a polyhedron. |
| Fractional edge length | The length of each edge of the cube is a fraction. |
| Isosceles Triangle: | A triangle which has two of its sides equal in length. |
| Kite | A quadrilateral with two distinct pairs of equal adjacent sides. A kite-shaped figure. |
| Lateral Faces | In a prism, a face that is not the base. |
| Net | A two-dimensional figure that, when folded, forms the surfaces of a three-dimensional object. |
| Parallelogram | A quadrilateral with both pairs of opposite sides parallel. |
| Polygon | A number of coplanar line segments, each connected end to end to form a closed shape. |
| Polyhedron | A 3-dimensional figure that has polygons as faces. |
| Prism | A polyhedron with two parallel and congruent faces, called bases, and all other faces that are parallelograms. |
| Quadrilaterals | Four coplanar line segments linked end to end to create a closed figure. A 4-sided polygon. |
| Rectangle | A 4-sided polygon where all interior angles are 90°. |
| Rectangular prism | A solid (3-dimensional) object which has six faces that are rectangles. |
| Rhombus | A quadrilateral with all four sides equal in length |
| Right Triangle | A triangle where one of its interior angles is a right angle (90 degrees). |
| Scalene Triangle | A triangle where all three sides are different in length. |
| Square | A quadrilateral that has four right angles and four equal sides. |
| Surface area | The total area of the 2-dimensional surfaces that make up a 3-dimensional object. |
| Trapezoid | A quadrilateral which has at least one pair of parallel sides. |
| Triangular prism | A prism whose bases are triangles. A solid (3-dimensional object what has five faces: three rectangles and two bases. |
| Vertices | The common endpoint of two or more rays or line segments |
| Volume | The amount of space occupied by an object. |
Created by:
nzaboroskie
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