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2.2 question 7) Which lines are perpendicular? The_____ lines are perpendicular (blue and green) How do you know? The product of their slopes is....

2.2 question 7) Which lines are perpendicular? The_____ lines are perpendicular (blue-example-1
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User Shihab
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It’s the expression 2.2 and you add and subtract 3
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User Oleksandr Slynko
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