Approximating Pi

Author:Jay Lietzow

This activity uses Archimedes' method of approximating the value of pi. We have inscribed a regular polygon in a circle and use the ratio of the perimeter of the polygon to the diameter of the circle as an approximate value for pi.

New Resources

Average Value of a Function
Using Experimental Probability to Estimate π - Monte Carlo Method
Prism Drawn in 2-Point Perspective
Making New Year's resolutions for 2026
Untitled

Discover Resources

Inverse Functions
Demonstration of the AA Similarity Postulate
Quadrilateral Geogebra Investigation
Angle Bisector
Fraction Subtraction Estimation Practice

Discover Topics

Addition
Mode
Exponent
Standard Deviation
Upper and Lower Sum or Riemann Sum