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A conical pit of diameter 3.5m is 12m deep. What is its capacity in kilolitres? |
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Answer» It is given that Diameter of the conical pit = 3.5m Radius of the conical pit = 3.5/2 = 1.75m Depth of the conical pit = 12m We know that Volume of the conical pit = 1/3 πr2h By substituting the values Volume of the conical pit = 1/3 × (22/7) × 1.752 × 12 On further calculation Volume of the conical pit = 38.5 m3 = 38.5 kilolitres Therefore, the capacity of the conical pit is 38.5 kilolitres. |
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