Class 7 important questions in volume of cylinder and cone
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volume of cylinder = πr^2h
volume of cone = πr^2h/3
volume of cone = πr^2h/3
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when I was in class 7 we were generally asked to find the volume of a cone by using it's formula l can give one important question you may asked in your examination paper -
"a pen stand made of wood is in the shape of a cuboid with four conical depression to hold pens. The dimensions of the cuboid are 15cm by 10cm by 3.5cm. The radius of each of the depression is0.5cm and the depth is 1.4cm.Find the volume of wood in the entire stand . the above photo is figure of the sum. now solve it
"a pen stand made of wood is in the shape of a cuboid with four conical depression to hold pens. The dimensions of the cuboid are 15cm by 10cm by 3.5cm. The radius of each of the depression is0.5cm and the depth is 1.4cm.Find the volume of wood in the entire stand . the above photo is figure of the sum. now solve it
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