document.write( "Question 891775: May you please help me . If Ab =5 and bc=12 ,what is the length of ac?
\n" ); document.write( "A 7
\n" ); document.write( "B 13
\n" ); document.write( "C 15
\n" ); document.write( "D17
\n" ); document.write( "E 19
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Algebra.Com's Answer #540027 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Assuming you're dealing with a right triangle. I'm also assuming the legs are 5 and 12 and the hypotenuse is unknown.\r
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\n" ); document.write( "\n" ); document.write( "x^2 + y^2 = z^2\r
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\n" ); document.write( "\n" ); document.write( "5^2 + 12^2 = z^2\r
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\n" ); document.write( "\n" ); document.write( "25 + 144 = z^2\r
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\n" ); document.write( "\n" ); document.write( "169 = z^2\r
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\n" ); document.write( "\n" ); document.write( "z^2 = 169\r
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\n" ); document.write( "\n" ); document.write( "z = sqrt(169)\r
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\n" ); document.write( "\n" ); document.write( "z = 13\r
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\n" ); document.write( "\n" ); document.write( "So the hypotenuse AC is 13 units long.
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