# Calculate area of sphere

## ( Equivalent to: surface area of sphere )

In next fields, kindly type the dimensions of your shape in the text box under title [ Unknowns: ]. After you type your value, click "CALCULATE" button; the answer will be automatically calculated and displayed in the text box under title [ Answer: ]. Also, you will be able to animate your shape through buttons under the below figure.

## How to Calculate Area Of Sphere

### Example: What is the area of sphere with radius = 6 units?

As;

area of sphere = 4*π*(radius)2

By substituting the above given data in the previous function;

(i.e.) = 4*π*(6)2

Answer is: units2.

### Practice Question: Calculate area of sphere for the following problems:

N.B.: After working out the answer of each of the next questions, click adjacent button of see the correct answer.

( i ) radius = 23 units

( ii ) radius = 10 units

( iii ) radius = 24 units

References
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