Concept explainers
a.
To calculate the area of the pool’s floor.
a.
Answer to Problem 12PPS
Explanation of Solution
Given information:
The figure is can be divided into two trapezoids.
Trapezoid(
Trapezoid(
Formula used: Area of trapezoid
Calculation:
Area of the trapezoid
Formula of area of trapezoid
Simplify the expression
On multiplying
Area of the trapezoid
Formula of area of trapezoid
Simplify the expression
This leads to
On multiplying
Now, add the two areas to get the area of the given figure.
Rounding to the nearest tenth.
b.
To calculate the cost of the pool cover.
b.
Answer to Problem 12PPS
Explanation of Solution
Given information:
The per square foot cost of the cover is $1.70.
As obtained in sub-section a., total area of the pool is
Formula used: Multiplication of numbers.
Calculation:
Total cost is total area multiplied by cost per unit area.
The result is
On rounding off to the nearest tenth.
Chapter 11 Solutions
Pre-Algebra Student Edition
Additional Math Textbook Solutions
Elementary and Intermediate Algebra
Linear Algebra with Applications (9th Edition) (Featured Titles for Linear Algebra (Introductory))
College Algebra (7th Edition)
Differential Equations and Linear Algebra (4th Edition)
A Graphical Approach to College Algebra (6th Edition)
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education