Предмет: Алгебра, автор: Zippotre

Два катера равны 4. Найти гипотенузу.

Ответы

Автор ответа: martiemiliya

1

КАТЕТА,а не катера.
по теореме Пифагора:
пусть гипотенуза АВ ,а катеты АС и ВС=4
АВ²=4²+4²
АВ=√32
АВ=4√2
Ответ: гипотенуза равна 4√2

Zippotre: А теперь вот это: Найдите объём правильной четырёхугольной пирамиды, сторона основания которой равна 4 , а боковое ребро равно корень из 17.

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