{"version":"1.0","provider_name":"Studijni-svet.cz","provider_url":"https:\/\/studijni-svet.cz\/kurzy","author_name":"Studijni-svet.cz","author_url":"https:\/\/studijni-svet.cz\/kurzy\/author\/admin\/","title":"Sinov\u00e1 v\u011bta \u0159e\u0161en\u00fd p\u0159\u00edklad | Studijni-svet.cz","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"ptiUBn8C0a\"><a href=\"https:\/\/studijni-svet.cz\/kurzy\/courses\/matematika-k-maturite\/lekce\/sinova-veta-reseny-priklad\/\">Sinov\u00e1 v\u011bta \u0159e\u0161en\u00fd p\u0159\u00edklad<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/studijni-svet.cz\/kurzy\/courses\/matematika-k-maturite\/lekce\/sinova-veta-reseny-priklad\/embed\/#?secret=ptiUBn8C0a\" width=\"600\" height=\"338\" title=\"&#8222;Sinov\u00e1 v\u011bta \u0159e\u0161en\u00fd p\u0159\u00edklad&#8220; &#8212; Studijni-svet.cz\" data-secret=\"ptiUBn8C0a\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/studijni-svet.cz\/kurzy\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Zad\u00e1n\u00ed: Obrazem troj\u00faheln\u00edku ABC v osov\u00e9 soum\u011brnosti je troj\u00faheln\u00edk A\u00b9B\u00b9C. Plat\u00ed: \u0399BC\u0399=4\u221a6; \u0399\u2220BAC\u0399=45\u00b0; \u0399\u2220A\u00b9CB\u00b9\u0399=15\u00b0 Jak je dlouh\u00e1 strana A\u00b9C? \u0158e\u0161en\u00ed: Nejprve si sepi\u0161me, co v\u0161echno zn\u00e1me. V\u00edme, \u017ee troj\u00faheln\u00edk ABC je osov\u011b soum\u011brn\u00fd s troj\u00faheln\u00edkem A\u00b9B\u00b9C. V\u00edme, \u017ee \u00fahel \u03b1=45\u00b0 V\u00edme, \u017ee strana a=4\u221a6 V\u00edme, \u017ee \u00fahel \u03b3=15\u00b0 D\u00edky tomu, \u017ee jsou troj\u00faheln\u00edky shodn\u00e9, v\u00edme, ... Read more"}