document.write( "Question 330809: What size is the television screen shown in the illustration? Find d if a = 12 and b = 16. \n" ); document.write( "

Algebra.Com's Answer #237195 by Fombitz(32388) $\"\"$ $\"About$

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Don't see an illustration but I'm assuming a and b are the length and width and the diagonal D is the hypotenuse of a right triangle.
\n" ); document.write( "Use the Pythagorean theorem,
\n" ); document.write( " $\"a%5E2%2Bb%5E2=c%5E2\"$
\n" ); document.write( " $\"12%5E2%2B16%5E2=D%5E2\"$
\n" ); document.write( " $\"D%5E2=144%2B256\"$
\n" ); document.write( " $\"D%5E2=400\"$
\n" ); document.write( " $\"highlight%28D=20%29\"$ \n" ); document.write( "

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