Math, asked by Nidhitanna, 4 months ago

How much iron is needed to make a rod of length
70 cm and diameter 1.8 cm?

Answers

Answered by sarwa

0

Answer:

2.5457

Step-by-step explanation:

We must the Volume .

The iron rod will be in cylinderical shape

Volume of a cylinder = πr²h

= $\frac{22*0.9*0.9}{7}$

=2.5457

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