danaanto90 danaanto90

28-05-2020
Mathematics

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a sphere has a radius of 25 ft . Find the surface area S of the sphere

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altavistard altavistard

28-05-2020

Answer:

Step-by-step explanation:

The appropriate formula here is

S = 4·π·r²

and with r = 25 ft, we obtain:

S = 4·π · (25 ft)² = 4 · π · 625 ft²

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