Quadrilateral Sum Investigation
Use the quadrilateral below to answer the questions provided.
Add angles A, B, C, and D. What is the total sum?
Click and drag the vertices of the quadrilateral to new locations. Add the new measures of angles A, B, C, and D. What is the new sum?
Does the total sum of angles shown in the quadrilateral change if you change the size or shape of the figure?
Select all that apply
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