The name of the given solid in Fig 12.17 is:
(a) triangular pyramid
(b) rectangular pyramid
(c) rectangular prism
(d) triangular prism
Solution:
We know that
A rectangular pyramid is a 3-D object with a base shaped like a rectangle and triangle-shaped faces or sides that correspond to each side of the base.
Like the other types of pyramids, a rectangular pyramid also has a point on top of the base of the pyramid that is joined together by bringing the top of all the sides which is known as the apex.
A rectangular pyramid has a total of 5 faces, 5 vertices, and 8 edges and is of two types a right pyramid or an oblique pyramid.
Therefore, the name of the solid is a rectangular pyramid.
✦ Try This: Show the rotational symmetry of a rhombus
☛ Also Check: NCERT Solutions for Class 7 Maths Chapter 14
NCERT Exemplar Class 7 Maths Chapter 12 Problem 7
The name of the given solid in Fig 12.17 is: (a) triangular pyramid, (b) rectangular pyramid, (c) rectangular prism, (d) triangular prism
Summary:
The name of the given solid in Fig 12.17 is rectangular pyramid.
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