Q5 of 42 Page 10

Which of the following can be the base of a pyramid?

Option (a) cannot be the base of a pyramid because pyramid is a polyhedron and its base is polygon.


(b) Circle cannot be the base of a pyramid because pyramid is a polyhedron and its base is polygon.


(c) Octagon can be the base of a pyramid because it has a polygon as a base and lateral faces are triangle.


(d) Oval cannot be the base of a pyramid because pyramid is a polyhedron and its base is polygon

More from this chapter

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3

Which of the following will not form a polyhedron?

 4

Can a polyhedron have 10 faces, 20 edges and 15 vertices?

 6

Fill in the blanks:

A. A cube has……… vertices, ………….edges and …………..faces.


B. The point at which three faces of a figure meet is known as its…………


C. A cuboid is also known as a rectangular…………..


D. A triangular pyramid is called a..………….

 7

How many faces are there in a

A. cube


B. pentagonal prism


C. tetrahedron


D. pentagonal pyramid?