If ∠1=∠2,then the line land mare
If ∠1=∠2,then the line land mare parallel ( ∠1and ∠2are correspondingangle )
correspondingangleis equal only when both lines landmare parallel
If ∠1+∠2=180,then land mare ___________.
In the given figure
If ∠2+∠3=180° then lines l and m are _____
In the given figure two parallel lines l,m are intersected by a tranversal. If ∠2=65∘ then ∠7 and ∠6 are