a girl empties a cylindrical bucket full of sand of base radius 18 cm and height 32 cm on the floor to from a conical heap of height 24 cm find the radius of cone
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Step-by-step explanation:
Volume of sand in Cylindrical bullet
=volume of conical head of sand
⇒πr12h1=31πr22h2
r1=18cmh1=32cmr2=?h2=24cm⇒r22=2418×18×32×3⇒r2=18×2=36⇒r2=36cmSlantheight=r22+h22=(36)2+(24)2=43.2cm
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