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mr. smog just bought a big screen tv set the screen is 48 inches wide and 27 inches high find the length of its diagnal

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 Apr 22, 2020
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Use the Pythagorean Theorem:  d2  =   272 + 482     --->     d2  =  3645     --->     d  =  sqrt(3645)

If you want a decimal answer, use a calculator ...

 Apr 22, 2020

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