Representing Cones, Spheres and Cylinders


 
 
Concept Explanation
 

Representing Cones, Spheres and Cylinders

Representing Cones:

A cones is three dimensional figure in which one face is flat and the other face is curved. The cone has a radius and height.

Thus a cone has

(i) one vertex

(ii) one curved edge

(iii) one curved faces and one flat face

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Sample Questions
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Question : 1

Identify the correct properties of the following figure name :

1. Cone -  One vertex, one curved edge, one curved face and one flat face

2. Sphere - no vertex, no edge, a curved surface 

3. Cylinder - no vertex, two circular faces, one curved face, two curved faces 

Right Option : A
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Question : 2

The number of flat surfaces in a cone is______________.

Right Option : A
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Question : 3

The three - dimensional figure formed by rotating a circle is __________________.

Right Option : B
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Explanation
 
 


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