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МатематикаВопрос:
The sum of the angles of a convex quadrilateral is 360 degrees.
Ответ:
Ответ:
1. Верно
Обоснование:
Сумма внутренних углов любого выпуклого четырехугольника всегда равна 360 градусам. Это можно доказать, разделив четырехугольник на два треугольника.
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