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Mathematics, 15.07.2019 10:30 china1283

*answer fast* which statement best explains the relationship between lines fg and hj a) they are perpendicular because their slopes are equal b) they are perpendicular because their slopes are negative reciprocals c) they are not perpendicular because their slopes are equal d) they are not perpendicular because their slopes are not negative reciprocals i think it’s d but everyone else says it’s b so explain answer

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