Предмет: Геометрия, автор: Ann1111111111

Найти площадь треугольника

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Автор ответа: denvkul

диагональ квадратика 1*√2 => высота треугольника 2√2
основание треугольника, большая сторона =6*√2
площадь 1/2*h*основание=1/2*2√2*6√2=12

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