SOLUTION: I am in need of some help on a word problem, can anyone help me figure this one out? A TV set can be 20 inches or maybe even 25 inches, this refers to the diagonal of a screen.

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Question 430187: I am in need of some help on a word problem, can anyone help me figure this one out?
A TV set can be 20 inches or maybe even 25 inches, this refers to the diagonal of a screen. A 30 inch TV set has a width of 24 inches. What is it's height?
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi

A 30 inch TV set has a width of 24 inches (30" being the diagonal)

Applying the Pythagorean theorem to find h:  h^2 + 24^2 = 30^2

 sqrt(30^2-24^2) = 18", the height of the screen

  

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