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24-05-2018
Mathematics

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The surface area of a sphere is 19what is the sphere radius

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Skinider Skinider

04-06-2018

surface area of sphere = 194πr^2 =19πr^2=19/4
πr^2=4.75
r^2=4.75/3.14 (where π=3.14)r^2=1.51r= √1.51
r=1.22

I don't know about the unit though.

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