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Unformatted text preview: that divided the pentagon into a trapezoid and a
triangle. The angles marked
x had also been cut into two
parts, so he labeled the parts
a and b. Carlos used the exterior
angles of the pentagon to
figure out the measure of
the angles marked x. Diane used the sum of the
interior angles to calculate
the measure of the angles
marked x. Plenary discussion
Discuss each response in small groups before writing a commentary on the strengths and/or weaknesses of each. Annabel’s response Brian’s response Carlos’s response Back to the initial assessment task
Tackle the original assessment task again, bearing in mind what you have learned during the lesson. Diane’s response...
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 Fall '13
 Shrouf

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