Metric Area - When the metric system was first proposed, the unit of area was the are with 1 are 100 m´. Today, the accepted metric unit of area is the hectare (ha), where 1 ha 100 are. This unit is used around the world in forestry and agriculture. a. Using a power of 10, how many square meters are there in 1 hectare?
b. Express 1 km2 in hectares.
c. Find the conversion factor between hectares and acres.
d. Using the currency conversions in Table 2.10, which is the more expensive price for land, $5000/acre or 10,000 euro/ha?​