Question

if a and b are parallel lines and m∠3 = 128° what is the measure of ∠8

Answer 1

\(\huge\color{Green}{{\rm welcome}\rm~to~open~study!!!!}\)
any pic diagram ??

Answer 2

ii guess it should be like this now idk where <8 and <3 are
so post digram

Answer 3

\(\bbox [10pt, blue, border:5pt solid black]{\Huge\color{white}{Welcome\ to\ \color{#00A1FF}{Open}\color{#329932}{Study!!!}}}\)
Any picture diagram?