![A conical party hat made out of cardboard has a radius of 4 cm and a height of 12 cm. When filled with beer, it leaks at the rate of 4 cm^3/min. ( A conical party hat made out of cardboard has a radius of 4 cm and a height of 12 cm. When filled with beer, it leaks at the rate of 4 cm^3/min. (](https://homework.study.com/cimages/multimages/16/prathamesh_21954171305207374036534540.jpg)
A conical party hat made out of cardboard has a radius of 4 cm and a height of 12 cm. When filled with beer, it leaks at the rate of 4 cm^3/min. (
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