{"id":483,"date":"2014-12-31T04:00:41","date_gmt":"2014-12-31T03:00:41","guid":{"rendered":"http:\/\/xmau.com\/wp\/ilpost\/?p=483"},"modified":"2022-10-11T13:50:12","modified_gmt":"2022-10-11T11:50:12","slug":"risposte-ai-problemini-di-natale-2014","status":"publish","type":"post","link":"https:\/\/xmau.com\/ilpost\/2014\/12\/31\/risposte-ai-problemini-di-natale-2014\/","title":{"rendered":"Risposte ai problemini di Natale 2014"},"content":{"rendered":"

Ecco le risposte ai problemi di Natale<\/a>! <\/p>\n

<\/p>\n

1 – Usura <\/b>
\nIl treno che viaggia in direzione opposta alla rotazione terrestre consumer\u00e0 le ruote prima, perch\u00e9 avr\u00e0 una spinta centrifuga minore.<\/p>\n

2 – Angoli <\/b>
\nIl trucco \u00e8 passare in tre dimensioni e mettere i tre fiammiferi ortogonali tra loro, come nella figura qui sotto.<\/p>\n

\"[fiammiferi<\/p>\n

3 – Assonometria <\/b>
\nDue possibili soluzioni (nella seconda la parte tratteggiata \u00e8 interna) sono mostrate qui sotto.<\/p>\n

\"[assonometria]\"<\/p>\n

4 – Citt\u00e0 <\/b>
\nIl problema \u00e8 equivalente a trovare quattro coppie di numeri la somma dei cui quadrati sia un quadrato perfetto. La soluzione \u00e8 la seguente: 652<\/sup> = 632<\/sup>+162<\/sup> = 562<\/sup>+332<\/sup> =602<\/sup>+252<\/sup>
\n= 522<\/sup>+392<\/sup>.<\/p>\n

5 – Cruciformula <\/b>
\nLa soluzione \u00e8 a<\/i>=3, b<\/i>=12, c<\/i>=4. Ecco lo schema risolto:
\n\"dic2014-cruci2\"<\/p>\n","protected":false},"excerpt":{"rendered":"

Le risposte… giusto prima di Capodanno<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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