The radio of two shared are in the ratio 1 : 2 what is the ratio of their surface areas?
snehachandrankk:
spheres
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if radius ratio is 1:2
then surface area of sphere is 4pie r²
4piex²/4pie(2x)²
so ratio is 1 :4
then surface area of sphere is 4pie r²
4piex²/4pie(2x)²
so ratio is 1 :4
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