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Помогите решить срочно!!!заранее спасибо!
Бічні сторони трапеції дорівнюють 3см і 7см. Знайдіть середню лінію трапеції,якщо в неї можна вписати коло.
Ответы 1
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В трапецию можно вписать окружность, если сумма длин оснований трапеции равна сумме длин её боковых сторон.Сумма длин оснований = 3 + 7 = 10 смСредняя линия трапеции равна полусумме длин её оснований.Средняя линия = 10 : 2 = 5 смОтвет: 5 см.
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Автор:
tobíaswolf - 6 лет назад
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