A cone-shaped grain with a bottom circumference of 12.56m.5m is piled into a cylindrical granary with a bottom diameter of 2m How high is the columnar granary

A cone-shaped grain with a bottom circumference of 12.56m.5m is piled into a cylindrical granary with a bottom diameter of 2m How high is the columnar granary


r=12.56÷3.14÷2=2(m)
(1/3×2×2×3.14×1.5)÷[(2÷2)×3.14]
=6.28÷3.14
=2(m)
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