<image> Statistics chart of various crop planting areas in a certain village.
(1) As shown in the diagram, it is a ____ chart. The planting area of soybeans accounts for ____% of the total area, and the planting area of soybeans is ____% less than that of corn.
(2) If the planting area of rice is 80 hectares, the total planting area is ____ hectares.
(3) The average planting area of each crop is ____ hectares.