If the area of the sphere is 346.5 cm^2 find the circumference of circle if radius of sphere=1/4 diameter of circle
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Let the radius of the sphere = r cm
surface area of the sphere = 346.5 cm²
4πr² =346.5
4*22/7 * r² = 346.5
r² = (346.5 *7)/(4*22)
r² =27.5625
r =5.25 cm
volume =V = 4/3 π r³
= 4/3 * 22/7 * (5.25)³
=606.375 cm³
surface area of the sphere = 346.5 cm²
4πr² =346.5
4*22/7 * r² = 346.5
r² = (346.5 *7)/(4*22)
r² =27.5625
r =5.25 cm
volume =V = 4/3 π r³
= 4/3 * 22/7 * (5.25)³
=606.375 cm³
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