Looking at the figure below, what angle relationship do ∠1 and ∠2 have? If m∠1 = 70, can you tell what m∠2 will be?
1 2
� Giventhefollowinginformation,isitpossibletoprovethatanyofthelinesshownareparallel?Ifso,statethepostulateortheoremthatjustifiesyouranswer.� ∠1≅∠3
� Findm∠ZYNsothatlinePQisparalleltolineMN.Showyourwork.
� Inthewindowshown,thediamondgridpatternisconstructedbyhandIsitpossibletoensurethatthewoodpiecesthatrunthesamedirectionareparallel?Ifso,explainhow.Ifnot,explainwhynot.