babbymichae babbymichae

06-10-2017
Mathematics

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the description of a TV is based on the diagonal length. if the height of a TV is 10 inches and the width is 7 inches, what is the approximate diagonal length in inches?

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liemonder liemonder

08-10-2017

to calculate it use pythagoras: a^2+b^2=c^2
7^2+10^2=49+100=149

calculate the square root: [tex]\sqrt{149}=12.2[/tex]
so the diagonal is about 12.2 inches long

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