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Byju's Answer
Standard X
Mathematics
Surface Area of Combined Figures
Find the surf...
Question
Find the surface area of biggest sphere that can fit inside a cube of side
4
a
c
m
.
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Solution
The diameter of biggest sphere will be equal to side of sphere.
⟹
radius
=
4
a
2
=
2
a
Surface area of sphere is
4
π
r
2
=
4
π
(
2
a
)
2
=
16
π
a
2
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