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moneyman
- Master | Next Rank: 500 Posts
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- Joined: Sat Mar 03, 2007 10:17 pm
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In the xy plane, line k passes through the point (1,1) and line m passes through the point (1,-1).Are line k and m perpendicular to each other??
(1) Line k and m intersect at the point (1,-1)
(2) Line k intersects the x-axis at the point (1,0)
(1) Line k and m intersect at the point (1,-1)
(2) Line k intersects the x-axis at the point (1,0)
Maxx