Page 35 - وحدة المضلعات

‫‪‬‬

‫ﺍﺭﺳﻢ ﺷﻜ ﹰﻼ ﺭﺑﺎﻋ ﹰﹼﻴﺎ ﻳﺤﻘﻖ ﺍﻟﺸﺮﻭﻁ ﻓﻲ ﻛﻞ ﻣﻤﺎ ﻳﺄﺗﻲ‪ ،‬ﺛﻢ ﺻﻨﱢﻔﻪ ﺑﺄﻓﻀﻞ ﺍﺳﻢ ﻳﺼﻔﻪ‪:‬‬
‫‪ ‬ﻣﺘﻮﺍﺯﻱ ﺃﺿﻼﻉ ﻟﻪ ﺃﺭﺑﻊ ﺯﻭﺍﻳﺎ ﻗﺎﺋﻤﺔ ﻭﺃﺭﺑﻌﺔ ﺃﺿﻼﻉ ﻣﺘﻄﺎﺑﻘﺔ‪.‬‬
‫• ﺍﺭﺳﻢ ﺯﺍﻭﻳﺔ ﻗﺎﺋﻤﺔ ﻭﺍﺣﺪﺓ‪ ،‬ﺿﻠﻌﺎﻫﺎ ﻣﺘﻄﺎﺑﻘﺎﻥ‪.‬‬

‫• ﺍﺭﺳﻢ ﺯﺍﻭﻳﺔ ﻗﺎﺋﻤﺔ ﺛﺎﻧﻴﺔ ﺗﺸﺘﺮﻙ ﻣﻊ ﺍﻟﺰﺍﻭﻳﺔ ﺍﻷﻭﻟﻰ ﻓﻲ ﺃﺣﺪ‬

‫ﺿﻠﻌﻴﻬﺎ‪ ،‬ﻋﻠﻰ ﺃﻥ ﺗﻄﺎﺑﻖ ﺍﻟﻘﻄﻌﺔ ﺍﻟﻤﺴﺘﻘﻴﻤﺔ ﺍﻟﺜﺎﻟﺜﺔ ﺍﻟﻘﻄﻌﺘﻴﻦ‬

‫‪848778_A91-01C‬‬ ‫ﺍﻟﻤﺮﺳﻮﻣﺘﻴﻦ‪.‬‬ ‫‪:á«dƒ≤©ªdG øe ≥≤ëàdG‬‬
‫‪á∏≤æeh Iô£°ùe πª©à°SG‬‬
‫• ﺻﻞ ﺍﻟﻀﻠﻊ ﺍﻟﺮﺍﺑﻊ ﻟﻠﺸﻜﻞ ﺍﻟﺮﺑﺎﻋﻲ؛ ﻟﺘﻼﺣﻆ ﺃﻥ ﺍﻟﺰﻭﺍﻳﺎ‬ ‫‪;ÉjGhõdGh ´Ó°V’C G ¢SÉ«≤d‬‬
‫ﺍﻷﺭﺑﻊ ﻗﺎﺋﻤﺔ‪ ،‬ﻭﺍﻷﺿﻼﻉ ﺍﻷﺭﺑﻌﺔ ﺟﻤﻴﻌﻬﺎ ﻣﺘﻄﺎﺑﻘﺔ؛ ﺇﺫﻥ ‪C10-20A_877848‬‬
‫‪º°SôdG ¿q GC øe ≥≤ëà∏d‬‬
‫ﺍﻟﺸﻜﻞ ﻣﺮﺑﻊ‪.‬‬ ‫‪.áHƒ∏£ªdG •hô°ûdG ≥≤ëj‬‬

‫‪C10-21A_877848‬‬ ‫‪ ‬ﺷﻜﻞ ﺭﺑﺎﻋﻲ ﻓﻴﻪ ﺍﻷﺿﻼﻉ ﺍﻟﻤﺘﻘﺎﺑﻠﺔ ﻣﺘﻮﺍﺯﻳﺔ‪.‬‬
‫• ﺍﺭﺳﻢ ﺿﻠﻌﻴﻦ ﻣﺘﻮﺍﺯﻳﻴﻦ ﻟﻬﻤﺎ ﺍﻟﻄﻮﻝ ﻧﻔﺴﻪ‪.‬‬

‫‪848778_A22-01C‬‬ ‫• ﺻﻞ ﺃﻃﺮﺍﻓﻬﻤﺎ ﻟﺘﻜ ﹼﻮﻥ ﺷﻜ ﹰﻼ ﺭﺑﺎﻋ ﹰﹼﻴﺎ؛‬
‫ﺇﺫﻥ ﺍﻟﺸﻜﻞ ﺍﻟﻨﺎﺗﺞ ﻫﻮ ﻣﺘﻮﺍﺯﻱ ﺍﻷﺿﻼﻉ‪.‬‬

‫‪848778_A32-01C‬‬

‫ﺍﺭﺳﻢ ﺷﻜ ﹰﻼ ﻓﻲ ﻛﻞ ﻣﻤﺎ ﻳﺄﺗﻲ‪ ،‬ﺛﻢ ﺻ ﱢﻨﻔﻪ ﺑﺄﻓﻀﻞ ﺍﺳﻢ ﻳﺼﻔﻪ‪:‬‬
‫‪  ‬ﺷﻜﻞ ﺭﺑﺎﻋﻲ‪ ،‬ﻓﻴﻪ ﺿﻠﻌﺎﻥ ﻣﺘﻮﺍﺯﻳﺎﻥ ﻓﻘﻂ‪.‬‬

‫‪ ‬ﻣﺘﻮﺍﺯﻱ ﺃﺿﻼﻉ‪ ،‬ﻓﻴﻪ ﺃﺭﺑﻌﺔ ﺃﺿﻼﻉ ﻣﺘﻄﺎﺑﻘﺔ‪.‬‬

‫ﻳﻤﻜﻦ ﺗﻘﺴﻴﻢ ﺍﻟﺸﻜﻞ ﺍﻟﺮﺑﺎﻋﻲ ﺇﻟﻰ ﻣﺜﻠﺜﻴﻦ ﺃ ﹶﻭ ﺏ‪ ،‬ﻭﺑﻤﺎ ﺃ ﹼﻥ ﻣﺠﻤﻮﻉ‬

‫‪‬‬ ‫ﻗﻴﺎﺳﺎﺕ ﺍﻟﺰﻭﺍﻳﺎ ﻓﻲ ﻛﻞ ﻣﺜﻠﺚ ‪ ،°١٨٠‬ﻓﺈ ﹼﻥ ﻣﺠﻤﻮﻉ ﻗﻴﺎﺳﺎﺕ ﺯﻭﺍﻳﺎ‬
‫‪‬‬

‫ﺍﻟﺸﻜﻞ ﺍﻟﺮﺑﺎﻋﻲ =‪.°٣٦٠ = ٢ × °١٨٠‬‬

‫‪   ‬‬ ‫‪‬‬
‫‪E55CH ‬ﻳﻣ‪07T5‬ﺴ‪10‬ﺠﺱﺎ‪0-‬ﻤﻭ‪3+‬ﻮ‪-‬ﻱ‪:7‬ﻉ‪R‬ﻗ‪٠‬ﺹ‪E‬ﻴﺎ‪٣+B٦‬ﺳ‪M‬ﺎ‪°‬ﻉ‪EE0N.::NU‬ﺕ‪SBTT1I+O‬ﺯ‪HAA‬ﻝ‪RO‬ﻭ‪EDDCJ‬ﺍﻳ=‪V‬ﺎ‪N‬ﺍ‪٠‬ﻟ‪CS٦O‬ﺸ‪T3٣C‬ﻜ‪.o6Ne3°‬ﻞ‪Oc9‬ﺍ‪Fn2‬ﻟ‪-e8‬ﺮ‪l‬ﺑ‪G:C‬ﺎ‪4T1‬ﻋ‪-1N‬ﻲ‪°°ECCA°DOURTISN°TTFEVOIDELMREBT:EYER:DC: 1F0O‬‬

‫‪TIME:‬‬ ‫‪2‬‬

‫‪C10-139C-82cr9e6at3e3d@-ANETS‬‬ ‫‪only altered@ NETS‬‬

‫‪MA REVISION:1‬‬ ‫)‪2 3 (place checkmark‬‬

‫‪simple‬‬ ‫‪mod.‬‬ ‫‪complex‬‬ ‫‪v. complex‬‬