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.

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

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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