Solids of revolution
First and Second Year of Secondary School
 

Find this sphere surface area.

The sphere surface area is equal to the area of four maximum circles.

 

Move the ruler from its ends.
Do measurements in centimetres. Type it in the box and hit Enter.

Do  the  calculations to find the sphere surface area and type it below.

Use  the corresponding measurement units.


       
           
  Eduardo Barbero Corral
 
Spanish Ministry of Education. Year 2007
 
 

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