In the diagram below, lines AB and CD are
A.
90
B
skew
O B. perpendicular
O C. parallel

Answer:
B. Perpendicular
Step-by-step explanation:
AB forms the perpendicular bisector of CD, so they are perpendicular to each other. They intersect each other at right (90°) angles.
I hope this helps :))
The line AB and CD are Perpendicular to each other , Option B is the correct answer.
The lines that intersect each other and make an angle of 90 degree are called perpendicular to each other.
The line AB and CD are shown in the figure ,
The lines are intersecting an making an angle of 90 degree,
Therefore they are Perpendicular to each other , Option B is the correct answer.
To know more about Perpendicular
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