{"id":51463,"date":"2021-08-25T07:02:00","date_gmt":"2021-08-25T04:02:00","guid":{"rendered":"https:\/\/omathimatikos.gr\/?p=51463"},"modified":"2021-08-25T10:23:59","modified_gmt":"2021-08-25T07:23:59","slug":"%ce%bf-%ce%b3%cf%81%ce%af%cf%86%ce%bf%cf%82-%cf%84%ce%b7%cf%82-%ce%b7%ce%bc%ce%ad%cf%81%ce%b1%cf%82-%cf%80%ce%b5%cf%81%ce%af-%cf%87%cf%81%cf%8c%ce%bd%ce%bf%cf%85-%ce%b9%ce%b9%ce%b9","status":"publish","type":"post","link":"https:\/\/omathimatikos.gr\/?p=51463","title":{"rendered":"\u039f \u0393\u03c1\u03af\u03c6\u03bf\u03c2 \u03c4\u03b7\u03c2 \u0397\u03bc\u03ad\u03c1\u03b1\u03c2 &#8220;\u03a0\u03b5\u03c1\u03af \u03a7\u03c1\u03cc\u03bd\u03bf\u03c5 \u0399\u0399\u0399&#8221;"},"content":{"rendered":"<p><!--more--><span style=\"color: inherit; font-size: 1.56em; font-weight: 600; text-align: center;\"><strong><em>1\u03bf\u03c2 \u03b3\u03c1\u03af\u03c6\u03bf\u03c2.&nbsp;<\/em><\/strong>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <\/span><\/p>\n<p><span style=\"color: inherit; font-size: 1.56em; font-weight: 600; text-align: center;\">\u0397 \u03a3\u03c9\u03c3\u03c4\u03ae \u03ce\u03c1\u03b1<\/span><\/p>\n<p><img data-attachment-id=\"51465\" data-permalink=\"https:\/\/omathimatikos.gr\/?attachment_id=51465\" data-orig-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/1-4.png?fit=190%2C252&amp;ssl=1\" data-orig-size=\"190,252\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"1\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/1-4.png?fit=190%2C252&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/1-4.png?fit=190%2C252&amp;ssl=1\" decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-51465\" src=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/1-4.png?resize=190%2C252&#038;ssl=1\" alt=\"\" width=\"190\" height=\"252\" srcset=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/1-4.png?w=190&amp;ssl=1 190w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/1-4.png?resize=113%2C150&amp;ssl=1 113w\" sizes=\"(max-width: 190px) 100vw, 190px\" data-recalc-dims=\"1\" \/><\/p>\n<h3>\u03a0\u03bf\u03b9\u03bf \u03c1\u03bf\u03bb\u03cc\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03c0\u03b9\u03b8\u03b1\u03bd\u03cc \u03bd\u03b1 \u03bc\u03b1\u03c2 \u03b4\u03b5\u03af\u03be\u03b5\u03b9 \u03c4\u03b7 \u03c3\u03c9\u03c3\u03c4\u03ae \u03ce\u03c1\u03b1;:<\/h3>\n<h3>\u0388\u03bd\u03b1 \u03c1\u03bf\u03bb\u03cc\u03b9 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03b5\u03b9 \u03c3\u03c4\u03b1\u03bc\u03b1\u03c4\u03ae\u03c3\u03b5\u03b9 \u03ae \u03ad\u03bd\u03b1 \u03c1\u03bf\u03bb\u03cc\u03b9 \u03c0\u03bf\u03c5 \u03c7\u03ac\u03bd\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03bb\u03b5\u03c0\u03c4\u03cc \u03ba\u03ac\u03b8\u03b5 \u03b7\u03bc\u03ad\u03c1\u03b1;<\/h3>\n<p><span style=\"color: inherit; font-size: 1.56em; font-weight: 600; text-align: center;\"><strong><em>2\u03bf\u03c2 \u03b3\u03c1\u03af\u03c6\u03bf\u03c2.<\/em><\/strong><\/span><\/p>\n<h3>(\u0392) <u>\u0389 \u038f\u03c1\u03b1<img data-attachment-id=\"51466\" data-permalink=\"https:\/\/omathimatikos.gr\/?attachment_id=51466\" data-orig-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/2.jpg?fit=135%2C207&amp;ssl=1\" data-orig-size=\"135,207\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"2\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/2.jpg?fit=135%2C207&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/2.jpg?fit=135%2C207&amp;ssl=1\" decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-51466\" src=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/2.jpg?resize=135%2C207&#038;ssl=1\" alt=\"\" width=\"135\" height=\"207\" srcset=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/2.jpg?w=135&amp;ssl=1 135w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/2.jpg?resize=98%2C150&amp;ssl=1 98w\" sizes=\"(max-width: 135px) 100vw, 135px\" data-recalc-dims=\"1\" \/><\/u><\/h3>\n<h3>\u03a3\u03c4\u03b7\u03bd \u03b1\u03bd\u03c9\u03c4\u03ad\u03c1\u03c9 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03c1\u03bf\u03bb\u03cc\u03b9 \u03b1\u03ba\u03c4\u03af\u03bd\u03b1\u03c2 20 cm \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03ba\u03cd\u03ba\u03bb\u03bf \u03b1\u03ba\u03c4\u03af\u03bd\u03b1\u03c2 10 cm, \u03c0\u03bf\u03c5 \u03b5\u03c6\u03ac\u03c0\u03c4\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf\u03c5 \u03c1\u03bf\u03bb\u03bf\u03b3\u03b9\u03bf\u03cd \u03c3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03c0\u03bf\u03c5 \u03b4\u03b5\u03af\u03c7\u03bd\u03b5\u03b9 \u03ce\u03c1\u03b1 12.<\/h3>\n<h3>\u03a0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03ba\u03cd\u03ba\u03bb\u03bf \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac (\u03c0\u03ac\u03bd\u03c4\u03b1 \u03b5\u03c6\u03b1\u03c0\u03c4\u03cc\u03bc\u03b5\u03bd\u03bf\u03c2). \u038c\u03c4\u03b1\u03bd \u03c4\u03bf \u03b2\u03ad\u03bb\u03bf\u03c2 \u03b8\u03b1 \u03b4\u03b5\u03af\u03c7\u03bd\u03b5\u03b9 \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03c0\u03ac\u03bd\u03c9, \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b5\u03c0\u03b1\u03c6\u03ae\u03c2 \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03ba\u03c5\u03ba\u03bb\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03c3\u03ba\u03c9\u03bd \u03c0\u03bf\u03b9\u03b1 \u03ce\u03c1\u03b1 \u03b8\u03b1 \u03b4\u03b5\u03af\u03c7\u03bd\u03b5\u03b9.<\/h3>\n<p><span style=\"color: inherit; font-size: 1.56em; font-weight: 600; text-align: center;\"><strong><em>3\u03bf\u03c2 \u03b3\u03c1\u03af\u03c6\u03bf\u03c2.<img data-attachment-id=\"51467\" data-permalink=\"https:\/\/omathimatikos.gr\/?attachment_id=51467\" data-orig-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/3.jpg?fit=380%2C208&amp;ssl=1\" data-orig-size=\"380,208\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"3\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/3.jpg?fit=350%2C192&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/3.jpg?fit=380%2C208&amp;ssl=1\" decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-51467\" src=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/3.jpg?resize=380%2C208&#038;ssl=1\" alt=\"\" width=\"380\" height=\"208\" srcset=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/3.jpg?w=380&amp;ssl=1 380w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/3.jpg?resize=350%2C192&amp;ssl=1 350w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2021\/08\/3.jpg?resize=150%2C82&amp;ssl=1 150w\" sizes=\"(max-width: 380px) 100vw, 380px\" data-recalc-dims=\"1\" \/><\/em><\/strong><\/span><\/p>\n<h3>(\u0393) \u03a4\u03bf <strong>\u03a8\u03b7\u03c6\u03b9\u03b1\u03ba\u03cc \u03a1\u03bf\u03bb\u03cc\u03b9<\/strong><\/h3>\n<h3>\u0397 \u03ce\u03c1\u03b1 \u03c0\u03bf\u03c5 \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03cc \u03c1\u03bf\u03bb\u03cc\u03b9 (\u03c3\u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae HH: MM: \u0395\u0395) \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c5\u03c4\u03ae \u03c0\u03bf\u03c5 \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03b7\u03bd \u03b1\u03bd\u03c9\u03c4\u03ad\u03c1\u03c9 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1, \u03cc\u03c0\u03bf\u03c5 \u03c4\u03b1 \u03c4\u03c1\u03af\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b1 \u03c8\u03b7\u03c6\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 \u03af\u03b4\u03b9\u03b1 \u03bc\u03b5 \u03c4\u03b1 \u03c4\u03c1\u03af\u03b1 \u03c4\u03b5\u03bb\u03b5\u03c5\u03c4\u03b1\u03af\u03b1, \u03bc\u03b5 \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c3\u03b5\u03b9\u03c1\u03ac.<\/h3>\n<h3>\u03a0\u03cc\u03c3\u03b5\u03c2 \u03c6\u03bf\u03c1\u03ad\u03c2 \u03c4\u03bf \u03b5\u03b9\u03ba\u03bf\u03c3\u03b9\u03c4\u03b5\u03c4\u03c1\u03ac\u03c9\u03c1\u03bf \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03b1\u03c5\u03c4\u03cc \u03ba\u03b1\u03b9 \u03c0\u03bf\u03b9\u03b5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u03b9 \u03b5\u03bd\u03b4\u03b5\u03af\u03be\u03b5\u03b9\u03c2;<\/h3>\n<!-- WP Attachments -->\r\n        <div style=\"width:100%;margin:10px 0 10px 0;\">\r\n            <h3>Attachments<\/h3>\r\n        <ul class=\"post-attachments\"><li class=\"post-attachment mime-image-png\"><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/omathimatikos.gr\/?p=51463&#038;download=51465\">1<\/a> <small>(93 kB)<\/small><\/li><li class=\"post-attachment mime-image-jpeg\"><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/omathimatikos.gr\/?p=51463&#038;download=51466\">2<\/a> <small>(7 kB)<\/small><\/li><li class=\"post-attachment mime-image-jpeg\"><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/omathimatikos.gr\/?p=51463&#038;download=51467\">3<\/a> <small>(11 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