the
seanhelling.com
xkcd archive
#1184: Circumference Formula
Assume r' refers to the radius of Earth Prime, and r'' means radius in inches.
Original
|
Explain
Monday, March 11, 2013
Download archive
All material contained herein ©
Randall Munroe
(
license
)
Site layout, design, and code © 2024
Sean Helling
