Google Classroom
GeoGebraGeoGebra Klaslokaal

Rolling a circle to find pi

1. Create a table (t-chart) to show the relationship between diameter and circumference. 2. Move the blue dot to change the diameter of the circle. (try to get a whole number.) Record this value in the table. 3. Roll the circle find the circumference. Record this value in the table. 4. Repeat this at least 7 times. 5. Find the "relationship (rate) between the diameter and circumference. (Divide C ÷ d)