SOLUTION: the area of a rectangle is 300 square inches. the sides are in a 3:4 ratio. what is the perimeter of the rectangle?

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Question 292467: the area of a rectangle is 300 square inches. the sides are in a 3:4 ratio. what is the perimeter of the rectangle?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
3x*4x=300
12x^2=300
x^2=25
x=5
p=2*(3x+4x)=14x=70