Mensurationhard · Past Paper
A sphere and a cube have the same surface area. What is the ratio of the radius of the sphere to the side of the cube?
Asqrt(3/2π)
Bsqrt(6/4π)
Csqrt(π/6)
Dsqrt(6/π)
✓ Correct Answer: B — sqrt(6/4π)
4πr² = 6l² => (r/l)² = 6 / 4π => r/l = sqrt(6/4π).
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