If the length of the rectangle is twice the width, and the perimeter of the rectangle is
To find: The length and width of the rectangle.
Answer to Problem 20P
The length of the rectangle is 10 cm and width of the rectangle is 5 cm.
Explanation of Solution
Given information: The length of the rectangle is twice the width, and the perimeter of the rectangle is 30 cm.
Calculation:
Let the width of the rectangle be x cm.
Then, length of the rectangle is
The perimeter of the rectangle is
According to the problem,
Thus, the length of the rectangle is 10 cm and width of the rectangle is 5 cm.
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