Estimate and compare construction costs for different years in the same city. To estimate the national average construction cost of a building in 1970, knowing that it cost $900,000 in 2016: INDEX in 1970 = 28.7. INDEX in 2016 = 207.2. Note: The city cost indexes for Canada can be used to convert.
The four types of landforms are: Mountains, Plains, Plateaus and  Valleys. These types of landforms can be found in any part of the  world. Landforms also have different ide â¦ ntifying characteristics. Answered.
There are three distinct landforms of the Southeast and of North Carolina: the Coastal Plain, the Piedmont, and the Appalachian Mountains. The Coastal Plain is low, flat to gently sloping land that extends along the Atlantic Ocean and the Gulf of Mexico. Much of the Southeast lies within in the Coastal Plain.