If you doubled the radius of a sphere, how would the surface area change?

Question

Mathematics

Kyle Cannon

6 October, 06:14

If you doubled the radius of a sphere, how would the surface area change?

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Brendan Vega · Answer 1

The area scale factor is the length scale factor squared. The length scale factor in this question is 2 (from the doubled radius) so the area scale factor is 2 squared, 4. This means that the surface area will be 4 times larger than it was originally.