The volume of a cube whose total surface area is 216cm3 is
36cm3
216cm3
220cm3
None
6: The number
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Answer:
1.
Let lbe the side of cube.
Surface area of cube =6l
2
⇒ 96=6l
2
[ Given ]
⇒ l
2
=16
∴ l=4cm
Now,
⇒ Volume of cube =l
3
=(4)
3
=64cm
2. 120
3.let l be the slant height of the cone. so , or, Hence, the slant height l of the cone is 13 cm
4. 16cm3
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