SOLUTION: Televisions are sold by the length of the diagonal across the screen. If a new 48-in television screen is 42 in. wide, how tall is the screen to the nearest inch?

SOLUTION: Televisions are sold by the length of the diagonal across the screen. If a new 48-in television screen is 42 in. wide, how tall is the screen to the nearest inch?

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Question 557602: Televisions are sold by the length of the diagonal across the screen. If a new 48-in television screen is 42 in. wide, how tall is the screen to the nearest inch?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
42^2+x^2=48^2
1764+x^2=2304
x^2=2304-1764
x^2=540
x=23.24
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