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Farrell went to the store to buy a new TV.The sales clerk asked "How large is your current TV?".Farrell replied "It is 40 inches wide and 23 inches tall".The sales clerk explained that TVs are sold by the measurement along the diagonal of the screen.Save Farrell a trip home to remeasure - What is the diagonal measurement for Farrell's current TV, rounded to one decimal place?

Answer :

Given:

The measurement of 40 inches wide and 23 inches tall.

Required:

To find the diagonal measurement of the TV.

Explanation:

The diagonal measurement of the TV is

[tex]\begin{gathered} d=\sqrt{40^2+23^2} \\ \\ =\sqrt{1600+529} \\ \\ =\sqrt{2129} \\ \\ =46.14 \\ \\ \approx46.1inches \end{gathered}[/tex]

Final Answer:

The diagonal of TV is 46.1 inches.

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