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1. Are lines a and b perpendicular?

2. Are lines a and d perpendicular?
3. Are lines b and c parallel?

1. Are lines a and b perpendicular? 2. Are lines a and d perpendicular? 3. Are lines-example-1
User Ynux
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1 Answer

7 votes
1. Lines A and B aren’t perpendicular
2. Lines A and D are perpendicular at a right angle.
3. Lines B and C are parallel
User Mnl
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