Angles on a straight line
44.6 هزار بار بازدید -
14 سال پیش
-
A short lesson on agnles
A short lesson on agnles on a straight line - that such angles always equal 180 degrees and how to use that knowledge to find unknown angles, sometimes more than one of them.
14 سال پیش
در تاریخ 1389/12/02 منتشر شده
است.
44,676
بـار بازدید شده