UPSKILL MATH PLUS
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Learn more1. If two solid hemispheres of same base radius \(r\) are joined together along their bases, then curved surface area of this new solid is
2. A right circular cylinder of radius r cm and height \(h cm (h > 2r)\) just encloses a sphere of diameter
3. In a right circular cone, the cross-section made by a plane parallel to the base is a