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.
REGIONS The three landforms of North Carolina comprise the three major geographic regions of the state: Coastal Plain, Piedmont, and Mountains. Coastal Plain North Carolina's Coastal Plain is low, flat land along the Atlantic Ocean. It is often divided into two parts-the Outer Coastal Plain and the Inner Coastal Plain.