What do geologist call an area where there is mostly one kind of topography

Which of the following regions has what is considered the most rugged terrain in oklahoma? a. the wichita mountains b. the arbuckle mountains c. the sandstone hills d. the ouachita mountains

Solve the equation.8 - 2x = -8х + 14

Find the coordinates of a if b(-9,-10) is the midpoint of ac and c has the coordinates of (-1,9)