Question

Answer this question fast.. ​

Answer 1

Hope this answer helps

Answer 2

Answer:

7 cm.

Step-by-step explanation:

Volume of the cylinder= 3850 $cm^2$ [Given]

Length i.e. height = 1 m = 100 cm

Volume of a cylinder =π$r^2h$

22/7 x r2 x 100 = 3850

$r^2$ = 3850/100 x 7/22

$r^2$ = 12.25

r = √12.25

r = 3.5

So, the diameter of the rod is 2 x 3.5 i.e. 7 cm.