Предмет: Геометрия, автор: MrJokeR121

В равнобедренном треугольнике ABC
BE - высота, AB = BC
Найдите BE, если AC = 4 корень из 42 и AB = 13

Ответы

Автор ответа: Welion
1

Ответ:

АЕ=4√42/2=2√42

ВЕ=√АВ²-АЕ²

ВЕ=√169-168

ВЕ=1

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