document.write( "Question 1006073: If there are 10 points in a number line how many rays can possibly be formed
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Algebra.Com's Answer #622320 by richard1234(7193)\"\" \"About 
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By definition, a ray has one endpoint and extends indefinitely in one direction.\r
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\n" ); document.write( "\n" ); document.write( "There are 10 points (assuming distinct), and for each point we can construct 2 possible rays (1 for each direction), for a total of 10*2 = 20 rays.
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