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ICSE Class 8 Answered

Maths question?? 
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Asked by pinkysh600 | 25 Nov, 2018, 07:35: PM
answered-by-expert Expert Answer
internal dimensions of the cylinder :- diameter d =9 cm , height h =8 cm.
 
capacity = π(d2/4)h = (π/4)9×9×8 = 509 cm3
 
volume of material =(π/4)×( 15×15×11 - 9×9×8 ) = 1435 cm3
 
weight of material = 1435×9 = 12915 gram = 12.915 kg
Answered by Thiyagarajan K | 26 Nov, 2018, 02:31: AM
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