Surface Areas a...

Find the surface area of a sphere.

The radius of the given figure below is $$21$$ mi. Find its volume. (use $$\displaystyle \pi =\frac { 22 }{ 7 } $$).

A spherical shape jar has a radius of 2 cm. What is the volume of the jar?

What is the surface area of the given sphere?

What is the volume of the hemisphere with a diameter $$5.5$$ in. ?

Calculate the volume of the hemisphere with radius $$\dfrac {1}{3}$$ m.

The surface area of a football is $$616{\ mm }^{ 2 }.$$ Calculate its radius.

A company packages its juice in a tetra pack shown below. How much quantity of juice does it contain.

The volume of the hemisphere is $$\displaystyle 2100{ cm }^{ 3 }$$. Find its radius. (Round off your answer to the nearest whole number).

The formula used for volume of the hemisphere is ______.