The area of a cone is tripled. By how many percent (to the nearest percent) do the following features of the cone change?

a) The base radius of the cone.

Answer: The base radius changes by [[$ \% $]].

b) The height of the cone.

Answer: The height changes by [[$ \% $]].

c) The volume of the cone.

Answer: The volume changes by [[$ \% $]].

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