Jeff uses 3 fifth size strips to model 3/5. He wants to use tenth size strips to model an equivalent fraction. How many tenth size strips will he need?

The product of two negative rational numbers is always zero sometimes zero never zero

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

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.)