Question

3. Find the whole surface of a hollow cylinder open at
both ends, whose external diameter is 14 cm, thickness
2 cm and height 20 cm.
10​

Answer 1

Answer:

28². 50sq

Step-by-step explanation:

3. Find the whole surface of a hollow cylinder open at

both ends, whose external diameter is 14 cm, thickness

2 cm and height 20 cm.

10

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