BlueBook Math!!!!

<p>BlueBook p.778 #14</p>

<p>I see how you get the 12 lines, but how come there can't be a line through PQ and another one through QR to make the total number of possible lines 14?</p>

<p>i see what you're saying.. but it says DIFFERENT lines. So PQ is on line L which is the same.</p>