![BIG IDEAS MATH Algebra 1: Common Core Student Edition 2015](https://www.bartleby.com/isbn_cover_images/9781608408382/9781608408382_smallCoverImage.jpg)
Concept explainers
a.
To find the width of the stage.
a.
![Check Mark](/static/check-mark.png)
Answer to Problem 16CT
Width of the stage
Explanation of Solution
Given:We are given the area of stage by polynomial
Calculation:Area of stage is
Splitting the middle term
Now compare we get length
b.
To write an expression for perimeter of stage .
b.
![Check Mark](/static/check-mark.png)
Answer to Problem 16CT
Perimeter of stage
Explanation of Solution
Given:Length and breadth of stage are
Calculation:Perimeter of stage
Perimeter is
c.
To find the value of x.
c.
![Check Mark](/static/check-mark.png)
Answer to Problem 16CT
Value of x is
Explanation of Solution
Given: Area of trapdoor is
Calculation: Area of trapdoor is
Splitting the middle term
Negative value is rejected .
Therefore
d.
To check if area of stage is at least times the area of trapdoor.
d.
![Check Mark](/static/check-mark.png)
Answer to Problem 16CT
Area of stage
Area of trapdoor is
Explanation of Solution
Given: Length and breadth of trapdoor are
Calculation: Area of stage is
Area of trapdoor
Therefore, area of stage is more than 10 times the area of trapdoor.
Chapter 7 Solutions
BIG IDEAS MATH Algebra 1: Common Core Student Edition 2015
- 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
![Text book image](https://www.bartleby.com/isbn_cover_images/9780134463216/9780134463216_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9781305657960/9781305657960_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9781285463247/9781285463247_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780135163078/9780135163078_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780980232776/9780980232776_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780077836344/9780077836344_smallCoverImage.gif)