Question

Mr. Narula , a mathematics teacher brings some green coloured clay in the classroom to teach the topic
Mensuration. First, he forms a cylinder of radius 6 cm and 8 cm with the clay. Then, He moulds that
cylinder into a sphere. Similarly, He moulds the sphere into different shapes. Answer the following:
(Answer any Four)
(a) Which of the following is not a 3D shape?
(i) Cone (ii) Cuboid
(iii) Rectangle
(iv) Sphere
(b) What is the volume of cylindrical shape ?
(i) 268л (ii) 28871
(iii) 36T
(iv) 487
(c) What is the formula for volume of Sphere?
(1
(1) Tr3
Cylinder
(ii) ter 3
(iii) ter3 3
(iv) επη3
(d) When clay changes into one shape to other which of the following
remains the same ?
(i) Volume (ii) Area
(iii) Curved Surface Area
(iv) Radius
(e) The radius of the sphere formed is?
(i) 4 cm (ii) 5 cm
(iii) 6 cm
(iv) 3 cm
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Answer 1

Answer:

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