RBSE Solutions for Class 8 Maths Chapter 8 Visualization of Solids Ex 8.1

RBSE Solutions for Class 8 Maths Chapter 8 Visualization of Solids Ex 8.1 is part of RBSE Solutions for Class 8 Maths. Here we have given Rajasthan Board RBSE Class 8 Maths Chapter 8 Visualization of Solids Exercise 8.1.

Board	RBSE
Textbook	SIERT, Rajasthan
Class	Class 8
Subject	Maths
Chapter	Chapter 8
Chapter Name	Visualization of Solids
Exercise	Exercise 8.1
Number of Questions	4
Category	RBSE Solutions

Rajasthan Board RBSE Class 8 Maths Chapter 8 Visualization of Solids Ex 8.1

Question 1.
Fill in the blanks
(i) The base of pyramid is a polygon and other faces have the___shape. (triangle/parallelogram)
(ii) Base face and top face(RBSESolutions.com)of a prism are ___ of each other. (congruent/similar)
(iii) A polyhedron whose vertices are 10 and faces are 7 then its edges are ___ (15/19)
(iv) Cube and cuboid are also a kind of ____(prism/pyramid)
Solution
(i) Triangle
(ii) Congruent
(iii) 15
(iv) Prism.

Question 2.
Write any four solid polyhedrons surrounding you with number of its vertices, faces and edges.
Solution

	Number of Faces	Number of Edges	Number of Vertices
1. Packet of Biscuit	6	12	8
2. Almirah	6	12	8
3. Box	6	12	8
4. Book	6	12	8

Question 3.
Draw a triangular prism taking a 4 cm. base of equilateral triangle.
Solution
We draw two equilateral(RBSESolutions.com)triangles of 4 cm. length as per question at some distance d. Join corresponding vertices we get required fig. of a triangular Prism.

Question 4.
Recognize polyhedron shapes in the following organized shapes(RBSESolutions.com)also tell that which shapes are used to organized these shapes.

Solution:
Figure (i) and (ii) and Polyhedron. Figure (i) is made by combination of Cuboid and Pyramid.
Figure (ii) is made by(RBSESolutions.com)combination of Prism and Pyramid.

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