Question
The height of a sphere is 28 cm.
Find the surface area of the given sphere. (Take π = 22/7)Solution
ATQ, Surface area of sphere = 4 × π × radius² Height of sphere = Diameter of sphere So, radius of the given sphere = 28 ÷ 2 = 14 cm So, required area = 4 × (22/7) × 14² = 2464 cm²
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