Step-by-step explanation:
Let the radius of the sphere be r.
Surface area of sphere = 154
∴ 4πr2 = 154 cm2
Therefore, the radius of the sphere whose surface area is 154 cm2 is 3.5 cm.
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Verified answer
Step-by-step explanation:
Let the radius of the sphere be r.
Surface area of sphere = 154
∴ 4πr2 = 154 cm2
Therefore, the radius of the sphere whose surface area is 154 cm2 is 3.5 cm.