A golf ball has diameter equal to 8 cm. Its surface has 200 dimples each of radius 2 mm. Calculate the volume and surface area of a golf ball. Assuming that dimples are hemispherical.

Find the radius of the sphere, if the rates of increase in its volume and surface area are equal.

If the surface area of a sphere is 5544cm^2 .Find its diameter.

The surface area of a sphere is 616cm^2 .Find its radius.

The radius of a sphere is measured to be (2.1±0.5)cm . Calculate its surface area with error limit .

2 cubes each of volume 64cm^3 are joined end to end.Find the surface area of the resulting cuboid.

A toy is in the shape of a right circular cylinder with a hemisphere on one end and a cone on the other. The radius and height of the cylindrical part are 5 cm and 13 cm respectively. The radii of the hemispherical and conical parts are the same as that of the cylindrical part. Find the volume and surface area of the toy if the total height of the toy is 30 cm.

Choose the correct-one. If the surface area of a sphere is 144pi cm^2 then its radius is

The surface area of a solid cylinder of radius 2.0 cm and height 10.0 cm is equal to ……. (mm)^2

A company packages its milk powder in cylindrical container whose base has a diameter of 14 cm and height 20 cm. Company places a label around the surface of the container (as shown in the figure). If the label is placed 2 cm from top and bottom, what is the area of the label.