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webmaster at lstalling@kennesaw.edu.
Last
modified 4.29.03
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Pi
Pursuit
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This painting of pi
was done
by
Tonka,
an elephant
at the Knoxville Zoo..
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Audience:
Preservice
teachers of grades 3 - 12
Expected time: 2 hours
Overview of Module: Students will collect and evaluate
measurement data to approximate and explore the value of p. Students
will develop a formula for the circumference of a circle.
Activity #1 - Measuring circular objects to develop meaning
of Pi
Activity #2 - Using Geometer's Sketchpad to develop meaning
of Pi
Activity #3 - Plotting points to develop formula for circumference
Activity #4 - Using a graphing calculator to develop formula
for circumference
Goals:
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Students
learn the meaning of pi as a ratio of the circumference to the
diameter of a circle and find a rational approximation of pi.
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Students
develop a formula for the circumference of circles.
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Students
need basic knowledge of measurement, ratio and proportion, algebra.
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