www . seprodstore . com 17 � For a cylinder of height h and radius r : 1 . 2 2 2 r rh � � � : Total surface area 2 . 2 rh � : Lateral surface area 3 . 2 rh � : Volume � For a pyramid of height h and base area A : 1 . 1 3 Ah : Volume � For a circular cone of height h and radius r : 1 . 2 2 l r h � � : Slant height 2 . 2 r rl � � � : Total surface area 3 . rl � : Curved surface area 4 . 2 1 3 rh � : Volume � For a sphere of radius r : 1 . 2 4 r � : Total surface area 2 . 3 4 3 r � : Volume � For a hemisphere of radius r : 1 . 2 3 r � : Total surface area 2 . 2 2 r � : Curved surface area 3 . 3 2 3 r � : Volume