平行線的角 | Angles of Parallel Lines
影片內容：
00:05 – 平行線的同位角 | corresponding angles of parallel lines
02:05 – 平行線的錯角 | alternate angles of parallel lines
03:36 – 平行線的內角 | interior angles of parallel lines
05:07 – 例子 | example
00:05 – 平行線的同位角 | corresponding angles of parallel lines
02:05 – 平行線的錯角 | alternate angles of parallel lines
03:36 – 平行線的內角 | interior angles of parallel lines
05:07 – 例子 | example