Annulus approximations

Author:David Taub

This activity allows you to explore the accuracy of a common method for approximating the area of an annulus. Can you figure out where the method comes from? When is it a good enough approximation?

New Resources

Midpoint Theorem (V2): Integer Solutions
Segment Addition Postulate (Mild Questions)
GeoGebra 3D Modeling Workshop (March 8 2024)
繪畫垂直線
Isosceles Right Triangle

Discover Resources

Unit Circle for Sine and Cosine
test 3d drawing
perpendicular bisector circumcenter
Parametric vector form of a plane
Repelling Magnetic Blob

Discover Topics

Median Line
Histogram
Linear Regression
Circumcircle or Circumscribed Circle
Exponential Functions