NCERT - Mathematics

Book: NCERT - Mathematics

Chapter: 11. Mensuration

Subject: Maths - Class 8th

Q. No. 1 of Exercises 11.4

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Given a cylindrical tank, in which situation will you find surface area and in which situation volume.

A. To find how much it can hold.

B. Number of cement bags required to plaster it.

C. To find the number of smaller tanks that can be filled with water from it.

(a) We need to calculate the volume to find the capacity

(b) As plastering will cover the surface so we need surface area to know this

(c) Volume will give the capacity and that can be compared with capacity of smaller tanks


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