Concept explainers
(a)
To calculate: To write the equation for the situation.
(a)
Answer to Problem 35PPS
Equation is
Explanation of Solution
Given information: A rectangle is
Formula Used:
Perimeter of rectangle is given as
Calculation:
Given that a rectangle is
Perimeter of rectangle is given as
Conclusion:
Hence, equation is
(b)
To calculate: To write three ordered pairs (width, length) that satisfy the equation
(b)
Answer to Problem 35PPS
Three ordered pairs (width, length) are
Explanation of Solution
Given information: A rectangle is
Calculation:
Equation is given as
When
When
When
Hence, ordered pairs (width, length) are
Conclusion:
Hence, ordered pairs are
(c)
To calculate: To graph the ordered pairs and then draw a line through the points
(c)
Answer to Problem 35PPS
Ordered pairs are plotted.
Explanation of Solution
Given information: A rectangle is
Calculation:
Equation is given as
The ordered pairs are
Plotting the point on graph:
Conclusion:
Hence, ordered pairs are plotted
(d)
To calculate: To find if the ordered pair
(d)
Answer to Problem 35PPS
Ordered pairs are plotted.
Explanation of Solution
Given information: A rectangle is
Calculation:
Equation is given as
To find if ordered pair
Left hand side of equation is calculated as
Left hand side of equation is equal to right hand side
Thus,
Also, it does make sense in the context of the situation as the width of rectangle can never be a negative value
Conclusion:
Hence,
Chapter 8 Solutions
Pre-Algebra Student Edition
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