document.write( "Question 190486This question is from textbook BJU Press Geometry
\n" ); document.write( ": I'm supposed to show that for an isosceles right triangle, where c is the hypotenuse and a is one leg,c=a*the square root of 2. \n" ); document.write( "

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\n" ); document.write( "\n" ); document.write( "If it is an isosceles right triangle, then both of the legs are the same length, namely a, because of the definition of isosceles.\r
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\n" ); document.write( "\n" ); document.write( "Pythagoras' Theorem says:\r
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\n" ); document.write( "\n" ); document.write( "But for this triangle,

so:\r
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\n" ); document.write( "\n" ); document.write( "John
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