[" 6.A metallic pipe is "0.7cm" thick.Inner radius of the pipe is "3.5cm" and length is "],[5dm" .Find its total surface area."]

The radius of a hemisphere is 2.5 cm. Find its total surface area.

If the external diameter of a pipe is 25cm and the thickness is 1cm, find the total surface area.

If the radius of the base of the cylinder is 2.8 cm and its height to 5.5 cm, then find its Total surface area

A metal pipe is "77cm" long.The inner diameter of the cross-section is "6cm" and the outer diameter is "7cm" .Find (a) Its inner curved surface area (b) Its outer surface area (c) Its volume

A hemispherical bowl is made of brass .0.25 cm. thickness .The inner radius of the bowl is 5cm. Find the ratio of outer surface area to inner surface area.

A hemispherical bowl is made of brass .0.25 cm. thickness .The inner radius of the bowl is 5cm. Find the ratio of outer surface area to inner surface area.

A hemispherical bowl is made of brass .0.25 cm. thickness .The inner radius of the bowl is 5cm. Find the ratio of outer surface area to inner surface area.

A hemispherical bowl is made of brass .0.25 cm. thickness .The inner radius of the bowl is 5cm. Find the ratio of outer surface area to inner surface area.