   Chapter 9.CR, Problem 14CR Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Solutions

Chapter
Section Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

a) For the through in the shape of half-cylinder, find the volume of water it will hold (Use π ≈ 3.14 and disregard the thickness)b) If the trough is to be painted inside and out, find the number of square feet to be painted (Use π ≈   3.14 . ) To determine

(a)

To find:

The volume of water it will hold.

Explanation

Formula used:

Volume of half-cylinder:

V=12πr2h

Given:

For the through in the shape of half-cylinder as shown the below figure,

Use π = 3.14

Calculation:

Let V=12πr2h(1)

The diameter of half cylinder is,

d=8

To determine

(b)

To find:

The number of square feet to be painted.

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