An investor made a regular deposit at the end of each week into a CD that paid 2.75% compounded semi-annually. If the investor ended up with $10000 after
42 months, what was the amount of his weekly deposit?

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.