Representing Prism
Representing Prisms
Two important members of polyhedron family are prisms and pyramids.
Prisms:
A prism is a three dimensional object formed by giving height to any two dimensional closed polygon. The top and bottom will be congruent polygons. The closed polygon will act as the base.of the prism.
A prism is a said, solid whose side faces are parallelograms and whose ends (or bases are congruent parallel rectilinear figures. In the figure below there is a prism whose ends are hexagons which are congruent to each other but other faces are parallelograms.
Now let us discuss some features of a prism.
What are the correct properties of a prism from the following :- 1. A prism is not the member of a polyhedron family. 2. Prisms does not have base or height . 3. Regular prisms are that whose ends are regular polygons . 4. All faces other than the basis of a prism are lateral faces . 5. The perpendicular distance between the ends of a prism is called its lateral edges . | |||
| Right Option : D | |||
| View Explanation | |||
Identify the lateral edges of a prism.
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| Right Option : D | |||
| View Explanation | |||
Which of the following statement is incorrect related to prisms :- 1. The straight line joining the centres of the ends of a prism is called the axis of the prism. 2. A prism is called a regular right prism if its lateral edges are perpendicular to its ends (bases). otherwise. it is said to be oblique prism . 3. The lines of intersection of the lateral faces of a prism are called the lateral edges of the prism 4. . A quadrilateral prism with its ends as squares is called a cube . | |||
| Right Option : C | |||
| View Explanation | |||
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