Pentagon Angle Theorems

Interact with the app below for a few minutes.  [br]Then, answer the questions that follow.  [br][br]Be sure to change the locations of this pentagon's vertices each time [i]before[/i] you drag the slider!
Into how many non-overlapping triangles were we able to split this pentagon?
Use your response to the question above to [b]determine the sum of the measures of the interior angles of this pentagon. [/b]
What is the [b]sum of the measures of the exterior angles[/b] of this pentagon?
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Information: Pentagon Angle Theorems