[اسلام جابر عباس]

[IMG]file:///C:/DOCUME%7E1/FLower%27s/LOCALS%7E1/Temp/moz-screenshot-2.png[/IMG][IMG]file:///C:/DOCUME%7E1/FLower%27s/LOCALS%7E1/Temp/moz-screenshot-3.png[/IMG] مجموع مربع س