![Daniel Mentrard on Twitter: "The napkin ring paradox @geogebra https://t.co/s8R8SUGcqO .#geogebra #MTBoS #ITeachMath #math #maths #mathgif #MathEd @PerHenrikChris1 @Bancoche @Matematickcom https://t.co/fNiWd4um77" / Twitter Daniel Mentrard on Twitter: "The napkin ring paradox @geogebra https://t.co/s8R8SUGcqO .#geogebra #MTBoS #ITeachMath #math #maths #mathgif #MathEd @PerHenrikChris1 @Bancoche @Matematickcom https://t.co/fNiWd4um77" / Twitter](https://pbs.twimg.com/ext_tw_video_thumb/1274959272598781952/pu/img/4JTD1i9DejwHzwb1.jpg)
Daniel Mentrard on Twitter: "The napkin ring paradox @geogebra https://t.co/s8R8SUGcqO .#geogebra #MTBoS #ITeachMath #math #maths #mathgif #MathEd @PerHenrikChris1 @Bancoche @Matematickcom https://t.co/fNiWd4um77" / Twitter
The Napkin Ring Paradox (Part 1 of 2) Any two spheres, gutted so they have the same height, have the same volume. Here's why. You have two spheres of different size —
Napkin-Ring Sign on Coronary CT Angiography for the Prediction of Acute Coronary Syndrome | JACC: Cardiovascular Imaging
![High-Risk Plaque Detected on Coronary CT Angiography Predicts Acute Coronary Syndromes Independent of Significant Stenosis in Acute Chest Pain: Results From the ROMICAT-II Trial | Journal of the American College of Cardiology High-Risk Plaque Detected on Coronary CT Angiography Predicts Acute Coronary Syndromes Independent of Significant Stenosis in Acute Chest Pain: Results From the ROMICAT-II Trial | Journal of the American College of Cardiology](https://www.jacc.org/cms/asset/4067de34-3dc2-4bed-8602-a9c3517d0fa2/gr1.jpg)