Changes

'''Two adjacent angles''' are said to be '''form''' a '''linear pair''' of '''angles''', '''if''' their non-common arms are '''two''' opposite rays. '''Linear pair axiom''' of theorems are '''if a ray stands on a line''' , '''then the sum of two adjacent angles so formed is 180 degree'''

Two adjacent angles are said to be form a linear pair of angles, if their non-common arms are two opposite rays. Linear pair axiom of theorems are if a ray stands on a line , then the sum of two adjacent angles so formed is 180 degree

=== Objectives ===

=== Objectives ===