Find the measure of one exterior angle on regular 16-gon. round your answer to the nearest tenth if necessary

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.

Find the greatest common factor of the polynomial: 10x^5+15x^4-25x^3 10x^5 x^3 5x^3 5

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2