An iron pillar consists of a cylindrical portion of `2.8 m`. height and `20 cm`. in diameter cone of `42 cm`. height surmounting it. Find the weight of the pillar if `1 cm^3` of iron weights `7.5 g`.

An iron pole consisting of a cylindrical portion 110 cm high and of base diameter 12 cm is surmounted by a cone 9 cm high. Find the mass of the pole, given that 1\ c m^3 of iron has 8 gram mass approximately. (Use pi=355//115 )

An iron pole consisting of a cylindrical portion 110 cm high and of base diameter 12 cm is surmounted by a cone 9 cm high. Find the mass of the pole, given that 1\ c m^3 of iron has 8 gram mass approximately. (Use pi=355//115 )

An iron pillar has some part in the form of a right circular cylinder and remaining in the form of a right circular cone. The radius of the base of each of cone and cylinder is 8 cm. The cylindrical part is 240 cm high and the conical part is 36 cm high. Find the weight of the pillar if one cubic cm of iron weighs 7.8 grams.

A solid rectangular piece of iron measures 6m by 6cm by 2cm. Find the weight of this piece, if 1c m^3 iron weighs 8gm.

A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1\ c m^3 of iron has approximately 8g mass.

A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1\ c m^3 of iron has approximately 8\ g\ m a s s (Use pi=3. 14 )

Find the height of a cone of radius 5 cm and slant height 13 cm.

Find the height of a cone of radius 5 cm and slant height 13 cm.

The height of a right circular cone is 7 cm and radius is 24 cm. Find the slant height of the cone.

A cylindrical road roller made of iron is 1m wide. Its inner diameter is 54cm and thickness of the iron sheet rolled into the road roller is 9cm. Find the weight of the roller if 1 c.c. of iron weight 8 gm.