Find two consecutive even integers such that the square of the smaller integer equals 18 more than the larger integer.

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

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 properties allow transformation to be used as a problem solving tool