Mount Everest is the highest peak in the world. Its height is 29,032 feet.
The continents were once all connected together
The cascade volcanoes were formed by the subduction of the Juan De Fuca, Explorer and the Gorda Plate (remnants of the much larger Farallon Plate) under the North American Plate alone the Cascadia subduction zone
Find the area of the cross section times by height
a region that is made up of different places that are linked and function as a unit