find the surface area and volume of a sphere whose radius is 1.4 cm
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Step-by-step explanation:
Radius is 1.4 or 14/10cm
Surface area formula = 4πr^2
= 4×22/7*14/10*14/10
= 24.64 cm^2
Volume = 4/3πr^3
= 4/3*22/7*14/10*14/10*14/10
= 11.498 cm^3
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