ÇáÓáÇã Úáíßã
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ÇáÓáÇã Úáíßã
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ÇáÓáÇã Úáíßã
ÊÍíÇÊí áÇÓÊÇÐäÇ ÇáÛÇáí ÇÍãÏ ÇáÌÇÈÑ åá ÇÚÊãÏ ÞÇäæä ãÓÇÍå ÇáãËáË ÝåÐÇ íÍÊÇÌ
Çáì ÎØæÇÊ ÇáÊí ÊÈíä Çä ÇáãÖáÚ ãËáË ÇÑÌæÇ ÊæÖÍ Ðáß
ãÚ ãæÏÊí æÍÈí áß æãäßã äÓÊÝíÏ
ÞÇá ÇÍÏ ÇáÍßãÇÁ
(( ÇáÑíÇÖíÇÊ ØÑíÞí áãÚÑÝÉ Çááå æÃãÇä ãä ÇáÔÑß Èå))
ÇÝÑÖ Çä ÚÏÏ ÇáÇÖáÇÚ áááãÖáÚ ÇáãäÊÙã åæ. ä
ÇÐä 60 =(. n-2)*180 / n
n=3
ÇÐä ÇáãÖáÚ åæ ãËáË ãÊØÇÈÞ ÇáÇÖáÇÚ
ÇáÐíä íÔÇåÏæä ÇáãæÖæÚ ÇáÂä: 1 (0 ãä ÇáÃÚÖÇÁ æ 1 ÒÇÆÑ)
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