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document.write( "Hi \n" );
document.write( "1) right Trianagle \n" );
document.write( "2) one leg is 15 \n" );
document.write( "3) Hypothenuse is 17 \n" );
document.write( "find the other leg. \n" );
document.write( "Applying the Pythagorean theorem; \n" );
document.write( " other leg =