What does it mean for lines to be perpendicular?(1 point)
Responses
The lines intersect at an obtuse angle.
The lines intersect at an obtuse angle.
The lines intersect at an acute angle.
The lines intersect at an acute angle.
The lines never intersect.
The lines never intersect.
The lines intersect at a right angle.
1 answer
The lines intersect at a right angle.