5/8 simplified. : ) : ) : ) : ) :) :) :) :)

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

State one method by which you can recognize a perfect square trinomial.