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Math

Geometry

sphere

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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A sphere made of gold is to be fabricated for the center piece of a golden statue. The sphere was decided to be hollow inside to lessen the weight of the sphere and to save money for making this piece. The sphere was designed with the following dimensions: an outside diameter of 50 cm and an inside diameter of 48 cm. a. What is the total volume of gold required to make this hollow sphere? b. If the price per cubic centimeter of gold is 2000 dollars, estimate the cost of the production of sphere based only on the price of gold.

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