SOLUTION: The perimeter of a rectangle is 20 inches and its area is 24 square inches. What are its dimensions?
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Question 323820: The perimeter of a rectangle is 20 inches and its area is 24 square inches. What are its dimensions?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The area of a rectangle is,
1.
The perimeter of a rectangle is,
2.
From eq. 2,
Substitute into eq. 1,
Two solutions:
Then from eq. 2,
.
.
.
The rectangle is 4 inches by 6 inches.
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