#cone #cylinder #practical#teachingmaterial #viralvideo#magicmathstricks ##jnvstudents
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Relation between volume of cone and cylinder show by experiment. शंकु व बेलन के आयतन मैं संबंध
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#cone #cylinder #practical#teachingmaterial #viralvideo#magicmathstricks ##jnvstudents
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