Botswana exports all of these resources except

coal
diamonds
copper
oil

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

Which are evidence of the seafloor spreading? a. molten material b. magnetic stripes c. continental material d. drilled core samples e. ocean water samples

Triangle with the the sides 72 and 75 and x. also other trsingle withsides 24 25 and 7. what is the value of x.