39. If the slant height of a frustum of a cone is 4cm and radii of its

1.	39. If the slant height of a frustum of a cone is 4cm and radii of its two circular ends aScm and 2cm, then its curved surface area isC) 48 cm2D)108cm2A) 88 cm2B) 22cm2
Answer» Answer: i think the OPTION c)48 CM2

39. If the slant height of a frustum of a cone is 4cm and radii of its two circular ends aScm and 2cm, then its curved surface area isC) 48 cm2D)108cm2A) 88 cm2B) 22cm2

Answer»

Answer:

i think the OPTION c)48 CM2

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39. If the slant height of a frustum of a cone is 4cm and radii of its two circular ends aScm and 2cm, then its curved surface area isC) 48 cm2D)108cm2A) 88 cm2B) 22cm2​

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39. If the slant height of a frustum of a cone is 4cm and radii of its two circular ends aScm and 2cm, then its curved surface area isC) 48 cm2D)108cm2A) 88 cm2B) 22cm2