The diameter of a sphere is decreased by 25%. By what percent does its curved surface area decrease??????
Plz give it's answer fast it's urgent ....
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2
Answer:
well you can divide 25% by 2 cuz its diameter and u get radius which decreased by 25% and then apply csa of sphere
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1
Answer:
Now the diameter is decreased by 25% i.e. the new diameter dⁿ is ... Hence surface area decreases by 43.75%. 3.4
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