Open Middle: Distance in the Coordinate Plane (2)

[b][size=150][url=https://www.geogebra.org/m/hr5svbyz]Click here for the full Open Middle activity[/url][/size][/b][size=150].[/size]
The problem:
Quick (silent) demo
– Tim Brzezinski

Information: Open Middle: Distance in the Coordinate Plane (2)