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МатематикаВопрос:
If one of the angles of a triangle is right, then the triangle is right-angled. A. True B. False
Ответ:
Обоснование:
Это утверждение верно. По определению, прямоугольный треугольник — это треугольник, у которого один из углов прямой (равен 90 градусов).
Ответ: A. True
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