{"id":3282,"date":"2024-10-14T10:36:00","date_gmt":"2024-10-14T10:36:00","guid":{"rendered":"https:\/\/gbelentzas.sites.sch.gr\/?p=3282"},"modified":"2025-08-12T09:26:33","modified_gmt":"2025-08-12T09:26:33","slug":"1-2-%ce%bc%ce%bf%ce%bd%ce%ac%ce%b4%ce%b5%cf%82-%ce%bc%ce%ad%cf%84%cf%81%ce%b7%cf%83%ce%b7%cf%82-%ce%b5%cf%80%ce%b9%cf%86%ce%b1%ce%bd%ce%b5%ce%b9%cf%8e%ce%bd","status":"publish","type":"post","link":"https:\/\/gbelentzas.sites.sch.gr\/?p=3282","title":{"rendered":"1.2 \u2013 \u039c\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c6\u03b1\u03bd\u03b5\u03b9\u03ce\u03bd"},"content":{"rendered":"\n\n\n

\u00a0\u0395\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03c7\u03bf\u03bb\u03b9\u03ba\u03bf\u03cd \u03b2\u03b9\u03b2\u03bb\u03af\u03bf\u03c5<\/strong>:\u00a0B1.2 \u039c\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c6\u03b1\u03bd\u03b5\u03b9\u03ce\u03bd<\/a><\/em><\/p>\n\n\n

\n
\n\t\t\t
\n\t\t\t

<\/i>\u00a0 \u0398\u03b5\u03c9\u03c1\u03af\u03b1<\/em><\/strong><\/p>\n\t\t\t

<\/span><\/div>\n\t\t<\/div>\n\t\t\t
\n\n

\u039f\u03b9 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c6\u03b1\u03bd\u03b5\u03b9\u03ce\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03ad\u03c2 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03bf\u03c5\u03bd \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03c2 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03bc\u03ae\u03ba\u03bf\u03c5\u03c2.<\/p>\n\n\n

<\/div><\/div><\/div>\n\n\n

\ud83d\udccf \u0392\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2<\/strong><\/h3>\n\n\n\n
    \n
  • \u0391\u03c2 \u03b8\u03b5\u03c9\u03c1\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03b5\u03c4\u03c1\u03ac\u03b3\u03c9\u03bd\u03bf \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 m. \u03a4\u03bf \u03b5\u03bc\u03b2\u03b1\u03b4\u03cc\u03bd \u03c4\u03bf\u03c5 \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03ce\u03bd\u03bf\u03c5 \u03b1\u03c5\u03c4\u03bf\u03cd \u03bb\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9\u00a0\u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc \u03bc\u03ad\u03c4\u03c1\u03bf (1 m\u00b2)<\/strong>\u00a0\u03ba\u03b1\u03b9 \u03c4\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c9\u03c2 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03bc\u03b2\u03b1\u03b4\u03ce\u03bd.<\/li>\n\n\n\n
  • \u0391\u03c6\u03bf\u03cd 1 m = 10 dm, \u03c4\u03bf \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc \u03bc\u03ad\u03c4\u03c1\u03bf \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 10 \u2022 10 = 100 \u00ab\u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03ac\u03ba\u03b9\u03b1\u00bb \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 dm. To \u03b5\u03bc\u03b2\u03b1\u03b4\u03cc\u03bd \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03ac\u03ba\u03b9 \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9\u00a0\u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc \u03b4\u03b5\u03ba\u03b1\u03c4\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf \u03ae \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03ae \u03c0\u03b1\u03bb\u03ac\u03bc\u03b7 (1 dm\u00b2)<\/strong>. \u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9\u00a01 m\u00b2 = 100 dm\u00b2<\/strong>.<\/li>\n\n\n\n
  • \u0391\u03c2 \u03b8\u03b5\u03c9\u03c1\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03ce\u03c1\u03b1 \u03ad\u03bd\u03b1 \u03c4\u03b5\u03c4\u03c1\u03ac\u03b3\u03c9\u03bd\u03bf \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 dm. \u0391\u03c6\u03bf\u03cd 1 dm = 10 cm, \u03c4\u03bf \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc \u03b4\u03b5\u03ba\u03b1\u03c4\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 10 \u2022 10 = 100 \u00ab\u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03ac\u03ba\u03b9\u03b1\u00bb \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 cm. \u03a4\u03bf \u03b5\u03bc\u03b2\u03b1\u03b4\u03cc\u03bd \u03b5\u03bd\u03cc\u03c2 \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03ce\u03bd\u03bf\u03c5 \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 cm \u03bb\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9\u00a0\u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc \u03b5\u03ba\u03b1\u03c4\u03bf\u03c3\u03c4\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf \u03ae \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc\u03c2 \u03c0\u03cc\u03bd\u03c4\u03bf\u03c2 (1 cm\u00b2)<\/strong>.\u00a0\u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9\u00a01 dm\u00b2 = 100 cm\u00b2<\/strong>.\u00a0<\/li>\n\n\n\n
  • \u0391\u03c2 \u03b8\u03b5\u03c9\u03c1\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03ce\u03c1\u03b1 \u03ad\u03bd\u03b1 \u03c4\u03b5\u03c4\u03c1\u03ac\u03b3\u03c9\u03bd\u03bf \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 cm. \u0391\u03c6\u03bf\u03cd 1 cm = 10 mm, \u03c4\u03bf \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc \u03b5\u03ba\u03b1\u03c4\u03bf\u03c3\u03c4\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 10 \u2022 10 = 100 \u00ab\u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03ac\u03ba\u03b9\u03b1\u00bb \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 mm. \u03a4\u03bf \u03b5\u03bc\u03b2\u03b1\u03b4\u03cc\u03bd \u03b5\u03bd\u03cc\u03c2 \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03ce\u03bd\u03bf\u03c5 \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac\u03c2 1 mm \u03bb\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9\u00a0\u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03cc \u03c7\u03b9\u03bb\u03b9\u03bf\u03c3\u03c4\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf (1 mm\u00b2)<\/strong>.<\/li>\n<\/ul>\n\n\n
    <\/div><\/div><\/div>\n\n\n

    \ud83d\udd04 \u03a3\u03c7\u03ad\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ce\u03bd<\/strong><\/h3>\n\n\n\n
      \n
    • \"1\\,<\/li>\n<\/ul>\n\n\n\n

      \u0391\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03b1:<\/p>\n\n\n\n

        \n
      • \"1\\,<\/li>\n<\/ul>\n\n\n\n

        \u0395\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2:<\/p>\n\n\n\n

          \n
        • \"1\\,\" \u03c3\u03c4\u03c1\u03ad\u03bc\u03bc\u03b1 \"=<\/li>\n\n\n\n
        • \"1\\,<\/li>\n<\/ul>\n\n<\/div>\n\t\t<\/div>\n<\/div>\n\n\n
          \n\n\n
          \n
          \n\t\t\t
          \n\t\t\t

          <\/i> \u039c\u03b5\u03b8\u03bf\u03b4\u03bf\u03bb\u03bf\u03b3\u03af\u03b1<\/em><\/strong><\/p>\n\t\t\t

          <\/span><\/div>\n\t\t<\/div>\n\t\t\t
          \n\n

          \u0393\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae \u03bc\u03bf\u03bd\u03ac\u03b4\u03c9\u03bd \u03b5\u03bc\u03b2\u03b1\u03b4\u03bf\u03cd \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b1 \u03b5\u03be\u03ae\u03c2 \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1: <\/p>\n\n\n\n

            \n
          • \u0395\u03bd\u03c4\u03bf\u03c0\u03af\u03b6\u03bf\u03c5\u03bc\u03b5<\/strong>\u00a0\u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 (\u03c0.\u03c7.\u00a0\"m^2). \u039c\u03b5\u03c4\u03c1\u03ac\u03bc\u03b5 \u03c0\u03cc\u03c3\u03b1 \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1 \u03bc\u03ae\u03ba\u03bf\u03c5\u03c2 – “\u03c3\u03ba\u03b1\u03bb\u03bf\u03c0\u03ac\u03c4\u03b9\u03b1”<\/strong> \u03c4\u03b9\u03c2 \u03c7\u03c9\u03c1\u03af\u03b6\u03bf\u03c5\u03bd\u00a0(m \u2192 dm \u2192 cm).<\/li>\n\n\n\n
          • \u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03a3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc \u03a3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u039c\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2<\/strong>: \u03a3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae\u03c2 = \"100^n\" \u03cc\u03c0\u03bf\u03c5 \"n=\" \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03b2\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03bc\u03ae\u03ba\u03bf\u03c5\u03c2.<\/li>\n\n\n\n
          • \u0393\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae\n
              \n
            • \u0391\u03bd \u03c0\u03ac\u03bc\u03b5 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1<\/strong> \u2192 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03b1\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5<\/strong> \u03bc\u03b5 \u03c4\u03bf\u03bd \u03a3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc \u03a3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u039c\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2.<\/li>\n\n\n\n
            • \u0391\u03bd \u03c0\u03ac\u03bc\u03b5 \u03c3\u03b5 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1<\/strong> \u2192 \u03b4\u03b9\u03b1\u03b9\u03c1\u03bf\u03cd\u03bc\u03b5<\/strong> \u03bc\u03b5 \u03c4\u03bf\u03bd \u03a3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc \u03a3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u039c\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n<\/div>\n\t\t<\/div>\n<\/div>\n\n
              \n
              \n\t\t\t
              \n\t\t\t

              <\/i>\u00a0 \u03a0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 1<\/strong><\/p>\n\t\t\t

              <\/span><\/div>\n\t\t<\/div>\n\t\t\t
              \n\n

              \u039d\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c8\u03b5\u03c4\u03b5 \u03c3\u03b5\u00a0\"cm^2\" \u03c4\u03bf \u03bc\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2\u00a0\"2{,}5\\,\u00a0<\/p>\n\n\n

              <\/div><\/div><\/div>\n\n\n
                \n
              • \u0391\u03c0\u03cc\u00a0\"m^2\"\u00a0\u03c3\u03b5\u00a0\"cm^2\"\u00a0 \u03b5\u03af\u03bd\u03b1\u03b9 2 \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1<\/strong> \"m^2\u03b5\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2 \u03bf \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc\u03c2 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9: \"100<\/li>\n\n\n\n
              • \u03a0\u03ac\u03bc\u03b5 \u03b1\u03c0\u03cc\u00a0\u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1<\/strong>\u00a0\"(m^2)\" \u03c3\u03b5\u00a0\u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1<\/strong>\u00a0\"(cm^2)\" \u00a0\u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03b1\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5<\/strong>\u00a0\u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2.<\/li>\n\n\n\n
              • \u0394\u03b7\u03bb\u03b1\u03b4\u03ae,<\/li>\n<\/ul>\n\n\n\n

                \"2{,}5<\/p>\n\n<\/div>\n\t\t<\/div>\n<\/div>\n\n

                <\/div><\/div><\/div>\n\n
                \n
                \n\t\t\t
                \n\t\t\t

                <\/i>\u00a0 \u03a0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 2<\/strong><\/p>\n\t\t\t

                <\/span><\/div>\n\t\t<\/div>\n\t\t\t
                \n\n

                \u039d\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c8\u03b5\u03c4\u03b5 \u03c3\u03b5\u00a0\"m^2\" \u03c4\u03bf \u03bc\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2\u00a0\"8.400.000\\,<\/p>\n\n\n

                <\/div><\/div><\/div>\n\n\n
                  \n
                • \u0391\u03c0\u03cc\u00a0\"mm^2\"\u00a0\u03c3\u03b5\u00a0\"m^2\"\u00a0\u03b5\u03af\u03bd\u03b1\u03b9\u00a03 \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1<\/strong> \"mm^2 \u03b5\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2 \u03bf \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc\u03c2 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9: \"100^3<\/li>\n\n\n\n
                • \u03a0\u03ac\u03bc\u03b5 \u03b1\u03c0\u03cc\u00a0\u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1<\/strong>\u00a0(mm^2) \u03c3\u03b5\u00a0\u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1<\/strong>\u00a0(m^2), \u03ac\u03c1\u03b1\u00a0\u03b4\u03b9\u03b1\u03b9\u03c1\u03bf\u03cd\u03bc\u03b5<\/strong> \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae\u03c2.<\/li>\n\n\n\n
                • \u0394\u03b7\u03bb\u03b1\u03b4\u03ae, <\/li>\n<\/ul>\n\n\n\n

                  \"8.400.000<\/p>\n\n<\/div>\n\t\t<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

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