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A Solid Is Formed by Adjoining Two Hemispheres to the Ends

question 10

Multiple Choice

A solid is formed by adjoining two hemispheres to the ends of a right circular cylinder. The total volume of the solid is 30 cubic centimeters. Find the radius, r, of the cylinder that produces the minimum surface area. Round your answer to two decimal places.


Definitions:

Hypotonic Sweat

Sweat that contains a lower concentration of solutes (mainly salt) than the surrounding tissues, often resulting from acclimatization to hot conditions.

Water Intake

The process of consuming water or fluids to maintain hydration and support bodily functions.

Osmosis

The movement of water molecules through a semipermeable membrane from a region of low solute concentration to a region of high solute concentration.

Selectively Permeable

A property of cellular membranes that allows them to control the passage of substances in and out of cells.

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