Name a latitude where each of the following occurs polar easterlies westerlies and trade winds?

Polar easterlies typically occur between 60° and 90° latitude in both hemispheres, where cold air sinks and moves towards the equator. Westerlies are found between 30° and 60° latitude, blowing from the west as they move towards the poles. Trade winds occur between the equator and 30° latitude, blowing from the east toward the west. These wind patterns are driven by the Earth's rotation and the uneven heating of its surface.