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Byju's Answer
Standard IX
Mathematics
Curved Surface area of a right circular cylinder
The surface a...
Question
The surface area of a solid cylinder of radius 2.0 cm and height 10.0 cm is equal to____
(
m
m
)
2
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Solution
Total surface area
S
=
2
π
r
h
+
2
π
r
2
⟹
S
=
2
π
r
(
r
+
h
)
=
2
×
3.1416
×
2
×
12
⟹
S
=
150.8
c
m
2
⟹
S
≈
1.51
×
10
4
m
m
2
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