Math
Last update:
05/07/2025
Completed
The SAT Question Everyone Got Wrong
91 Views •How Imaginary Numbers Were Invented
66 Views •Algebra 1
66 Views •Parabolic Transformations
63 Views •Highlight Notes | By: Andy
62 Views •Grade 9 Math Textbook
59 Views •Quadratics Visualizer
58 Views •Mathematics of Black Holes
58 Views •Intro to Absolute Values: Calculating, and Graphing
55 Views •Trigonometry
55 Views •The Discovery That Transformed Pi
54 Views •Quadratics Study Guide
53 Views •Bearings
51 Views •The SAT Question Everyone Got Wrong
How an SAT Question Became a Mathematical Paradox
A fascinating breakdown of an SAT question that led to widespread confusion and uncovered a deeper paradox in mathematics.
References:
- MindYourDecisions. Summary of this problem: YouTube
- Kyle Hill. More cool math about this problem: YouTube
- MinutePhysics. Discussion of a solar day: YouTube
- Murtagh, J. (2023). The SAT Problem That Everybody Got Wrong, Scientific American: Link
- United Press International (1982). Error Found in S.A.T. Question, New York Times: Link
- Yang (2020). Hardest SAT math problem?, Quora: Link
- Coin rotation paradox, Wikipedia: Link
- Simmons, B. (2015). Circle revolutions rolling around another circle, Math StackExchange: Link
- Sidereal time, Wikipedia: Link
- Solar Time vs. Sidereal Time, Las Cumbres Observatory: Link
- Zotti, G., et al. (2021). The Simulated Sky: Stellarium for Cultural Astronomy Research: Link
- Newspapers from 1980s–1990s, Newspapers.com: Link
- SAT Practice Test, College Board: Link
- Revolution Definition, NASA: Link
- Revolution Definition, Merriam-Webster: Link
- Earth motion animation, NASA: Link
- Satellite animation, NASA: Link
Commenting is not enabled on this course.