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Byju's Answer
Standard VI
Mathematics
Perimeter of a Triangle
A metal pipe ...
Question
A metal pipe is
77
cm long. The inner diameter of a cross section is
4
cm, the outer diameter being
4.4
cm. Find its inner curved surface area.
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Solution
Inner curved surface area
=
2
π
r
h
=
2
×
π
×
4
2
×
77
=
968
c
m
2
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3
Similar questions
Q.
A metal pipe is
77
c
m
long. The inner diameter of a cross-section is
4
c
m
, the outer diameter being
4.4
c
m
, then find its inner curved surface area.
Q.
A metal pipe is 77 cm long. The inner diameter of a cross section is 4 cm, the outer diameter being 4.4 cm. Find its
(i) inner curved surface area
(ii) outer curved surface area
(iii) total surface area
Q.
A metal pipe is
77
c
m
long. The inner diameter of a cross section is
4
c
m
, the outer diameter being
4.4
c
m
. Find its Total surface area.
Q.
A metal pipe is 77 cm long. The inner diameter of a cross-section is 4 cm, the outer diameter being 4.4 cm.
Find its,
(i) Inner curved surface area
(ii) Outer curved surface area
(iii) Total surface area.
[
A
s
s
u
m
e
π
=
22
7
]
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