What Kind of Quadrilateral is This? (Part 2)

[b]There are four activities (parts) to this discovery investigation. This is part 2/4. [br][color=#0000ff]The link to this lesson activity can be found above the GeoGebra task applet (see below.) [/color][/b]
[b][color=#0000ff][url=https://docs.google.com/document/d/15SDggGso09Ru0XyVzZ8f7KO8uLAoSGMF35AjrWAzDCY/edit?usp=sharing]What Kind of Quadrilateral is This? (Part 2)[br][br][/url][/color][/b][b]The link for part 3/4 of this lesson activity can be found below the applet.[/b]
Use this applet for PART 2.
Link to Part 3:[br][br][color=#0000ff][b][url=https://www.geogebra.org/m/XKSxwKNb]What Kind of Quadrilateral is This? (Part 3)[/url][/b][/color]
– Tim Brzezinski

Information: What Kind of Quadrilateral is This? (Part 2)