Answer:
1.5 meters
Explanation:
they first move forward 2 meters and then move backwards 1 meter (1 meter from their starting point, and then they move forward 0.5 meters. So the displacement of the dancers from their starting point is 1.5 meters.
0 + 2 = 2
2 - 1 = 1
1 + 0.5 = 1.5
hope this helps!