Concept explainers
To find: The original dimensions of the rectangle:
Answer to Problem 7MPS
The original dimensions of the rectangle:
The length
Explanation of Solution
Given information:
When each dimension is decreased by 2 cm the area is decreased by 36 cm²
Calculation:
Let, the length
Then, the width
The area is:
When each dimension is decreased by 2 cm the area is decreased by 36 cm²
According to this:
Subtracting
Multiplying both sides by
The length
And, width:
Hence, the original dimensions of the rectangle:
The length
Chapter 5 Solutions
Algebra: Structure And Method, Book 1
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