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21. Mensuration-II (Volumes and Surface Areas of a Cuboid and a Cube)
Home · Class 8 · Maths · Ref. Book · 21. Mensuration-II (Volumes and Surface Areas of a Cuboid and a Cube)
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Q5 of 77 Page 21

Find the volume of a cube whose surface area is

(i) 96 cm2


(ii) 150 m2

(i) Given,


Surface area of cube = 96 cm2


=


=


=


So,


Volume of cube =


(ii) Given,


Surface area of cube = 150 m2


=


=


=


So,


Volume of cube = 53 = 125 m3


More from this chapter

All 77 →
3

A cuboidal box is 5 cm by 5 cm by 4 cm. Find its surface area.

4

Find the surface area of a cube whose volume is

(i) 343 m3


(ii) 216 dm3

6

The dimensions of a cuboid are in the ratio 5 : 3 : 1 and its total surface area is 414 m2. Find the dimensions.

7

Find the area of the cardboard required to make a closed box of length 25 cm, 0.5 m and height 15 cm.

Questions · 77
21. Mensuration-II (Volumes and Surface Areas of a Cuboid and a Cube)
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