SOLUTION: The area of a rectangle is 525 square centimeters. The ratio of the length to width is 7:3. Find the length and the width.
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Question 255804: The area of a rectangle is 525 square centimeters. The ratio of the length to width is 7:3. Find the length and the width.
Answer by Greenfinch(383) (Show Source): You can put this solution on YOUR website!
call the sides lengths 7x and 3x, giving an area of 21x^2 = 525 square cm
Thus x^2 = 25 sq cm
so x = 5 cm
The sides are therefore 35 and 15 cm
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