hand-tossed pizza base starts off as a ball of dough with a volume of 400π cm3 . First, the cook stretches the dough to the shape of a cylinder, then the cook tosses the dough. If during tossing, the dough maintains the shape of a cylinder and the radius is increasing at a rate of 15 cm/min, how fast is its thickness changing when the radius is 20 cm? [

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter58: Achievement Review—section Five
Section: Chapter Questions
Problem 30AR: Determine dimension x to 3 decimal places.
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A hand-tossed pizza base starts off as a ball of dough with a volume of 400π cm3
. First,
the cook stretches the dough to the shape of a cylinder, then the cook tosses the dough. If
during tossing, the dough maintains the shape of a cylinder and the radius is increasing at
a rate of 15 cm/min, how fast is its thickness changing when the radius is 20 cm?
[

 

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