The vertices of a quadrilateral are located at (0, 0), (3, 0), (3, 4) and (6, 4). what is the approximate perimeter of the quadrilateral.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

What additional information could be used to prove abc =mqr using sas? check all that apply.

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0