How do we use geography in our everyday lives

An earthquake’s epicenter can be determined from arrival time data recorded on a(

Compared with the land in the highlands, the lowlands region of england a) rockier and more difficult for farmingb) the center of business and industryc)richer in coal reservesd)covered by more fertile farmland d) covered by more fertile farmland

In the diagram, δgef and δhef are congruent. what is the value of x?