Changes

===Learning objectives===

===Learning objectives===

===Notes for teachers===

===Notes for teachers===

'''===Activity No # 1.Angles formed when a transversal intersects parallel lines ==='''

'''Activity No # 1.Angles formed when a transversal intersects parallel lines '''

{| style="height:10px; float:right; align:center;"

{| style="height:10px; float:right; align:center;"

|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">

|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">