SOLUTION: a rectangle flat-screen computer monitor has a diagonal that measures 20 inches. the ration of the length of the screen to the width of the screen is 4 to 3. what is the perimeter

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Question 481480: a rectangle flat-screen computer monitor has a diagonal that measures 20 inches. the ration of the length of the screen to the width of the screen is 4 to 3. what is the perimeter of the screen in inches?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The 4 to 3 ratio makes it a 3 - 4 - 5 right triangle
x4 is 12, 16, 20 triangle.
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P = 2L + 2W = 56 inches