توییتر \ Daniel Mentrard در توییتر: «The napkin ring paradox @geogebra https://t.co/s8R8SUGcqO .#geogebra #MTBoS #ITeachMath #math #maths #mathgif #MathEd @PerHenrikChris1 @Bancoche @Matematickcom https://t.co/fNiWd4um77»
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 —
![The Napkin-Ring Sign Indicates Advanced Atherosclerotic Lesions in Coronary CT Angiography | JACC: Cardiovascular Imaging The Napkin-Ring Sign Indicates Advanced Atherosclerotic Lesions in Coronary CT Angiography | JACC: Cardiovascular Imaging](https://www.jacc.org/cms/asset/d89d12a2-fb93-4003-8c17-5d9f18701527/gr1.jpg)
The Napkin-Ring Sign Indicates Advanced Atherosclerotic Lesions in Coronary CT Angiography | 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. - Abstract - Europe PMC 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. - Abstract - Europe PMC](https://europepmc.org/articles/PMC4135448/bin/nihms608016f2b.jpg)
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. - Abstract - Europe PMC
![ナプキンリング問題(パラドックス)というのを初めて知った。球をある高さの円柱でくりぬくとき、高さが同じなら体積は半径によらないというもの。関孝和が最初に考えたのも知らなかった!GeoGebraでGIFアニメにしてみた。: Fallen Physicist, Rising Engineer ナプキンリング問題(パラドックス)というのを初めて知った。球をある高さの円柱でくりぬくとき、高さが同じなら体積は半径によらないというもの。関孝和が最初に考えたのも知らなかった!GeoGebraでGIFアニメにしてみた。: Fallen Physicist, Rising Engineer](https://sci.tea-nifty.com/photos/uncategorized/napkinring.gif)