user: ### NOW ANSWER:
Question: What is the average weight of the player with a height of 180 cm anD plays the D position?
Columns: ['Position', 'Jersey number', 'Name v t e', 'Height (cm)', 'Weight (kg)', 'Birthplace', '2008-09 team', 'NHL rights, if any']
Types: ['text', 'real', 'text', 'real', 'real', 'text', 'text', 'text']
Sample row: ['G', 30.0, 'Thomas McCollum Category:Articles with hCards', 188.0, 93.0, 'Sanborn, New York', 'Guelph Storm', 'Detroit Red Wings']
SQL:

assistant: SELECT AVG("Weight (kg)") FROM "Table" WHERE "Height (cm)" = 180.0 AND "Position" = 'D';