Help me please I need help immediately​ and I was bored

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?