In a building there are 24 cylindrical pillars . The radius of each pillar is 28cm and height is 4m. how much concrete mixture would be required to build all these pillars
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you have to consider each pulled as cylinder so the volm. of cylinder is pi×r^2×h
so volume of 1 piller will be and convert values into meter or cm I converted into cm.
volm. of 1 piller=985600 cm^3
multiply above value by 24
ans=23654400cm^3
so volume of 1 piller will be and convert values into meter or cm I converted into cm.
volm. of 1 piller=985600 cm^3
multiply above value by 24
ans=23654400cm^3
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