section is 4 cm. the outer diameter being 4.4 cm (see Fig. 13.11). Find its () inner curved surface area, (u) outer curved surface area, (it) total surface area (2.2) 2)

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A metal pipe is 77 cm long. The inner diameter of a cross section is 4 cm, the outer diameter being 4.4 cm (see Fig. 13.11). Find its
(i) inner curved surface area,
(ii) outer curved surface area,
(iii) total surface area.

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A metal pipe is $77$ cm long. The inner diameter of a cross section is $4$ cm, the outer diameter being $4.4$ cm (see figure). Find its
(i) Inner curved surface area.
(ii) Outer curved surface area
(iii) Total surface area

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A metal pipe is $77 c m$ long. The inner diameter of a cross-section is $4 c m$ .the outer diameter being $4.4 c m$ . (see fig.) . Find its (i) inner curved surface area, (ii) outer curved surface area (iii) total surface area (Assume $π = \frac{22}{7}$ )

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Question 3
A metal pipe is 77 cm long. The inner diameter of a cross-section is 4 cm, the outer diameter being 4.4 cm.
I
Find its,
(i) Inner curved surface area
(ii) Outer curved surface area
(iii) Total surface area.

[A s s u m e π = \frac{22}{7}]

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Which is false?
A metal pipe is 63 cm long. Its inner diameter is 4 cm and the outer diameter is 4.4 cm. Then,
(a) its inner curved surface area = 792 cm²
(b) its outer curved surface area = 871.2 cm²
(c) surface area of each end = 2.64 cm²
(d) its total surface area = 1665.84 cm²

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