You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "calculate_distance", "description": "Calculates the Euclidean distance between two points in n-dimensional space.", "parameters": {"point1": {"description": "The coordinates of the first point.", "type": "List[float]"}, "point2": {"description": "The coordinates of the second point.", "type": "List[float]"}}}, {"name": "polygon_area_shoelace", "description": "Calculates the area of a polygon using the shoelace formula.", "parameters": {"vertices": {"description": "A list of polygon vertices represented as tuples (x, y).", "type": "List[Tuple[float, float]]"}}}]
I'm trying to find the area of a polygon with 4 vertices. The vertices are (1.2, 3.4), (5.6, 7.8), (9.0, 1.2), and (3.4, 5.6). I've heard about the shoelace formula, but I'm not sure how to apply it. Can you help me with that?
user
assistant
[{"name": "polygon_area_shoelace", "arguments": {"vertices": [[1.2, 3.4], [5.6, 7.8], [9.0, 1.2], [3.4, 5.6]]}}]