A Cartesian plane consists of two mutually _____ lines intersecting at their zeros.
perpendicular
parallel
at angle of 60o
at angle of 30o
A
perpendicular
B
at angle of 60o
C
parallel
D
at angle of 30o
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Solution
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The Cartesian plane consists of two perpendicular and directed lines whose intersection point is the zero point for both the lines.
Option A is correct.
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