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GeoGebra
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Outline
Circles
Finding pi
Rolling a circle to find pi
Circle circumference
Area formula for circles
Exploring with the area of circles
Practice: Using 3.14 to find area and circumference
Practice: Using 22/7 to find area and circumference
Estimating pi by rolling a circle
Approximating Pi with inscribed and circumscribed polygons
Archimedian Approximation of Pi
Circles
Author:
Duane Habecker
Topic:
Circle
All about pi, circumference, and area. Intended for students ages 11 - 14.
Finding pi
Rolling a circle to find pi
Circle circumference
Area formula for circles
Exploring with the area of circles
Practice: Using 3.14 to find area and circumference
Practice: Using 22/7 to find area and circumference
Estimating pi by rolling a circle
Approximating Pi with inscribed and circumscribed polygons
Archimedian Approximation of Pi
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