A cylindrical metal pipe of thickness 1.4cm and external diameter 56cm is 14m long.find the volume of metal used in the construction of the pipe
Answers
Answered by
5
Step-by-step explanation:
thickness of metal piece is1.4 cm
diameter is 56 cm
radius is 28
length is 14 cm
cylinder is pie r square h
now solve the sum
Answered by
4
the external diameter is 56 cm then the external radius will be 28cm
Step-by-step explanation:
the volume of a cylinder = π×r square × h therefore 22 /7 × 28 × 28 × 14 = 22 × 4 ×28 × 14 = 34,496
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