40. A given quantity of metal is to be cast into a half cylinder with a rectangular base and semicircular ends. Show that in order that the total surface area may be minimum, the ratio of the length of the cylinder to the diameter of its semi-circular ends is w `(

The given quantity of metal is to be cost into a half cylinder with a rectangular base and semicircular ends. Show that in order that the total surface area may be minimum, the ratio of the length of the cylinder to the diameter of its semi-circular ends is pi:(pi+2)dot

The given quantity of metal is to be cost into a half cylinder with a rectangular base and semicircular ends. Show that in order that the total surface area may be minimum, the ratio of the length of the cylinder to the diameter of its semi-circular ends is pi:(pi+2)dot

The given quantity of metal is to be cost into a half cylinder with a rectangular base and semicircular ends. Show that in order that the total surface area may be minimum, the ratio of the length of the cylinder to the diameter of its semi-circular ends is pi:(pi+2)dot

The given quantity of metal is to be cost into a half cylinder with a rectangular base and semicircular ends.Show that in order that the total surface area may be minimum,the ratio of the length of the cylinder to the diameter of its semi-circular ends is pi:(pi+2) .

A given quantity of metal is to be cast into a half cylinder with a rectangular base and semicircular ends. Show that in order for the total surface area to be minimum, the ratio of the length of the cylinder to the diameter of its semi-circular ends is pi:(pi+2) .

Find the volume,curved surface area and the total surface area of a cylinder with diameter of base 7cm and height 40cm.

The ratio of the curved surface area to the total surface area of a right circular cylinder is 1 : 2 . If the total surface area is 616 cm , what is the volume of the cylinder ?

A cylinder has a surface area of 360pi and height of 3. What is the diameter of the cylinder's circular base?