# 1. The region between f(x)=cos(2x) and the x-axis, from x=0 to x=1/4 serves as the base...

###### Question:

1. The region between f(x)=cos(2x) and the x-axis, from x=0 to x=1/4 serves as the base for a solid having square cross-sections when sliced perpendicular to the x-axis.

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