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Dollar Bill Activity (Polygons)
Objectives:
Students will be able to define various polygons
Students will be able to identify various polygons
Materials:
Scissors
Copy of a dollar bill
Worksheet with a list of plygons to create
Activities:
Teacher reviews the different types of polygons
Parallelogram: A quadrilateral with two pairs of opposite sides parallel
Non-Isosceles Trapezoid: A quadrilateral with one pair of opposite sides
parallel
Isosceles Trapezoid: A trapezoid whose legs are congruent
Equilateral Triangle: A three-sided figure with all sides congruent
Square: A parallelogram with four right angles and four congruent sides
Rectangle: A parallelogram with four right angles
Teacher puts students in groups of three
Students do planned activity
Students collect needed materials
Students cut out dollar bill
Students fold dollar bill along dotted lines to create given polygons
All students in the group must complete a polygon at the same time
Once one is completed, teacher checks off the group
Students repeat until they have created all 10 polygons listed
Closing
Students hand in complete worksheet
Discussion about the various polygons
Assign polygon homework
Assessment:
Informal
Teacher listens to the groups discussions and questions about the different polygons
Teacher assesses students understanding during the closing discussion
Formal
Teacher grades homework
Teacher evaluates students using a quiz or test in the near future