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Standard IX
Mathematics
Surface Area of Hemisphere
Question
Find the total surface area of a hemisphere of radius
10
cm
.
Open in App
Solution
Verified by Toppr
Given radius of hemisphere
=
10
cm
Total surface area hemisphere
=
2
π
2
+
π
r
2
TSA of hemisphere
=
3
π
r
2
∴
TSA
=
3
×
3.14
×
(
10
)
2
=
942
cm
2
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