the curved surface area of a cylindrical pole is 625cm² and its volume is 824cm². find the diameter and height of the pole.
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the curved surface area of a cylindrical pole is 625cm² and its volume is 824cm². find the diameter and height of the pole.
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Answer:
ok
2πrh=625
rh=625÷(2π)
soo πr²h i.e volume of cylinder is
π×r×rh =824 (substitute rh)
πr×625÷(2π)=824
soo
625r/2=824
r=2.63
d=2r
2×2.63
5.26
substitute r value nd find h