Show that semi-vertical angle of right circular cone of given surface area and maximum volume is `sin^(-1)(1/3)` .

Show that semi-vertical angle fo right circular cone of given surface area and maximum volue is sin^(-1)((1)/(3))

Show that semi-vertical angle of right circular cone of given total surface area and maximum volume is sin^(-1)""(1)/(3) .

Show that the semi-vertical angle of right circular cone of given surface area and maximum volume is "cosec"^(-1) (3) .

Show that the semi vertical angle of a right circular cone of given total surface area and max volume is sin^-1 (1/3)

show that the semi vertical angle of a right circular cone of given total surface area and max volume is sin ^(-1)((1)/(3))

Semivertical angle of a cone of given total surface area of maximum volume value is

Show that the semi-vertical angle of right circular cone of the maximum volume and of given slant height is tan^(-1) sqrt(2)

Prove that the semi-vertical angle of the right circular cone of given volume and least curved surface is cot^(-1)(sqrt(2))