Acountry’s wealth has little effect on the health and welfare of that country's population. true or false?

The vegetation that thrives in the tundra is limited to a. mosses, barley, wheat, and corn. b. coniferous trees. c. dwarf shrubs, mosses, lichen, potatoes, and beans. d. mosses, lichen, algae, and dwarf shrubs.

Can someone answer all these questions i need it done by tonight. once again

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