a right circular cone is 5.4 m high and it's radius is 2cm. It is melted and recast into another right circular cone with radius of base as 1.5m.Find the height of the cone formed.
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volume of right circular cone = volume of second right circular cone
⇒ 1/3×π×(2)²×540 = 1/3 ×π×(150)²×height
⇒height = 4×540÷150×150 cm
=0.096 cm [Answer]
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