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If the height of a cylinder is increased by 15% and the radius of its base is decreased by 10%, then by what percent will its curved surface area change?
5Q:
If the height of a cylinder is increased by 15% and the radius of its base is decreased by 10%, then by what percent will its curved surface area change?
- 13.5 % decreasefalse
- 23.5 % increasetrue
- 35 % increasefalse
- 45 % decreasefalse
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