user: I'm working on a project where I need to calculate the distances between several pairs of points on a 2D plane: (3, 4) and (7, 9), (1, 2) and (5, 6), (0, 0) and (8, 15), and (10, 12) and (20, 25). Can you help me with these calculations?

Available functions:
name: get_distance
description: Calculates the distance between two 2D points.
parameters: type: dict
properties: pointA: type: tuple
description: The first point.
items: type: float
pointB: type: tuple
description: The second point.
items: type: float
required: pointA
pointB