How To Calculate Surface Area Of Sphere

The surface area of the sphere 4 pi r2 square units.

How to calculate surface area of sphere. Surface area of a sphere equation. Calculate the volume of the sphere. Therefore the hemisphere cap area equals. Ac asphere 2 ac 2 p r2.

In the figure above click hide details. Know the parts of the equation surface area 4pr2. Equation of a sphere example. The surface of the earth where we live is an example of the surface area of a sphere.

The surface area of the sphere is 406944 cm2. Enter the radius diameter surface area or volume of a sphere to find the other three. Find the radius of the sphere. Volume and area of a sphere calculator.

Drag the orange dot to resize the sphere. Click show details to check your answer. You can think about it like two times the cap surface area of a hemisphere. Surface area 4 p r 2.

Write the equation of the sphere in the standard form where the centre and radius of the sphere are given as 11 8 5 and 5 cm respectively. How to calculate the volume and surface area. Sometimes your problem will supply you the radius and other times you will have to. The base surface area is a circle with the same radius as a hemisphere.

A sphere is a perfectly round 3 dimensional object ie. Square the radius by multiplying it by itself. This nearly ancient formula is still the easiest way to. Visual on the figure below.

From the area of a sphere calculator we know that the surface area of a sphere is as below. The surface area formula for a sphere is 4 x p x diameter 22 where diameter 2 is the radius of the sphere d 2 x r so another way to write it is 4 x p x radius2. Asphere 4 p r2. Find the surface area of a sphere whose radius is given as r 11 cm.

The formula to calculate the surface area of the sphere is given by. In this calculation you can calculate surface areas like that.