Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4

What are the 5 basic elements of a map?

Which of the following statements about the us federal boundaries is true

How do hearths affect cultural diffusion? a. a hearth is the destination of cultural diffusion. b. a hearth divides a cultural region in two. c. a hearth is the beginning point of cultural diffusion. d. a hearth is the means of cultural diffusion. e. a hearth is the meeting point of two diffuse cultures.