Difference between unitary and federal government regarding political geography (Please help me!!)

How does a unitary government differ from a federal government? In a unitary government, the power is held by one central authority but in a federal government, the power is divided between national government or federal government and local governments or state governments.

Explanation:

they are both the same distance away from the equator and from the poles. both circles are at 66 1/2 degrees. also they both form imaginary line borders of polar regions.