Предмет: Геометрия, автор: pet16082005

Діагональ бічної грані прямокутного паралелепіпеда дорівнює 5√2 см. Діагональ паралелепіпеда утворює з площиною цієї грані кут 450, а з площиною основи - 300. Знайдіть об'єм паралелепіпеда.

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Автор ответа: niktoruss

1

Ответ:Діагональ бічної грані прямокутного трикутника дорівнює 5√2 см. Діагональ паралелепіпеда утворює з площиною цієї межі кут 45 градусів, а з площиною основи кут 30 градусів

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