საშუალო საფეხურის გეომეტრია
დამტკიცება: რადიუსი არის იმ ქორდას მართობული, რომელსაც შუაზე ყოფს
სალი ამტკიცებს, რომ თუ წრის რადიუსი ისეა დახაზული, რომ ქორდას შუაზე ყოფს, მაშინ რადიუსი ამ ქორდას მართობულია. დამტკიცება ხდება ტოლობის მესამე ნიშნის, „ყველა გვერდის ტოლობის", დახმარებით. შემქმნელია სალ ხანი.
გსურთ, შეუერთდეთ დისკუსიას?
გესმით ინგლისური? დააწკაპუნეთ აქ და გაეცანით განხილვას ხანის აკადემიის ინგლისურენოვან გვერდზე.
პოსტები ჯერ არ არის.
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