SOLUTION: What does it mean to refer to a 20-in. TV or a 25-in. TV set? Such units refer to the diagonal of the screen. A 15-in. TV set also has a width of 12 inches. What is it's height?

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Question 260900: What does it mean to refer to a 20-in. TV or a 25-in. TV set? Such units refer to the diagonal of the screen. A 15-in. TV set also has a width of 12 inches. What is it's height?
What is the height of a 15-in. TV?


Thank you in advance to anyone who can help with this problem!
Answer by Greenfinch(383) About Me  (Show Source):
You can put this solution on YOUR website!
By Pythagoras
15^2 - 12^2 = 225 - 144 = 81 = 9^2
Height is 9 inches