SOLUTION: Television sets. What does it mean to refer to a 20 in TV st or a 25 in TV set? Such units refer to the diagnal of the screen. A 30 in TV set also has a width of 24 inches. What i
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Question 182195: Television sets. What does it mean to refer to a 20 in TV st or a 25 in TV set? Such units refer to the diagnal of the screen. A 30 in TV set also has a width of 24 inches. What is its height? The hight of a 30 in TV would be?????? Please help me with this. I understand the measurment of the screen but don't understand how to get the height. Answer by ankor@dixie-net.com(22740) (Show Source):
You can put this solution on YOUR website! Television sets. What does it mean to refer to a 20 in TV st or a 25 in TV set? Such units refer to the diagonal of the screen. A 30 in TV set also has a width of 24 inches. What is its height? The height of a 30 in TV would be??????
:
Remember Pythagorus: a^2 + b^2 = c^2
c = the diagonal, and a and b are the width and height
:
A TV with a 30" screen and a width of 24"
a = 24
c = 30
b = height
:
24^2 + b^2 = 30^2
576 + b^2 = 900
b^2 = 900 - 576
b^2 = 324
b =
b = 18" is the height of 30" TV
:
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