document.write( "Question 1125049: The interiors of all the unit squares of a 10 by 10 board are to be painted. Any two squares that have a side in common will be painted with a different color of paint. What is the least number of colors that will be needed? \n" ); document.write( "
Algebra.Com's Answer #741379 by ikleyn(52778)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "2.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Recall a chess board.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |