The volume of two spheres are in the ratio 64:27 find the ratio of their radil
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V1 : V2 = 4/3 * pi * R3 : 4/3 * pi * r3
=> 64/27 = R3 / r3
=> (4/3)3 = (R/r)3
Therefore R = 4 and r = 3
A1 : A2 = pi * R2 : pi * r2
=(pi * 16) / ( pi * 9)
= 16 : 9
Therefore the ratios of their surface areas is 16:9.
=> 64/27 = R3 / r3
=> (4/3)3 = (R/r)3
Therefore R = 4 and r = 3
A1 : A2 = pi * R2 : pi * r2
=(pi * 16) / ( pi * 9)
= 16 : 9
Therefore the ratios of their surface areas is 16:9.
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1
The answer is 4:3. Cube root of 64:27
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