To find the dimensions of the original rectangle.
Answer to Problem 14P
The dimensions of original rectangle is and
Explanation of Solution
Given information: A rectangle is twice as long as it is wide. Its length is increased by 4cm and its width is decreased by 36cm, the new rectangle formed has an area of
Calculation: The dimensions of original rectangle is obtained as,
For, Original rectangle,
Let, width be
For, new rectangle,
Let, width be
Area of new rectangle is
Ignore negative value.
Original rectangle,
Hence, the dimensions of original rectangle is and
Chapter 4 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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