A 20m deep well with diameter 7m dug and the earth from digging is evenly spread but to form a platf

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10.Mensuration Ex:10.4 (pb:3
A 20m deep well with diameter 7m dug and the earth from digging is evenly spread but to form a platform 22m by 14m. Find the height of the platform
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A 20m deep well with diameter 7m dug and the earth from digging is evenly spread but to form a platform 22m by 28m. Find the height of the platform

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Sir can you make more physics class 10 videos fast plz

rayyankhan