Perpendicular lines intersect at right angles to each other.
They are the angles opposite each other when two lines intersect.
Lines that that intersect each other at right angles on a plane are perpendicular lines.
Vertical angles
Perpendicular lines intersect to form right angles.
Perpendicular lines intersect at right angles to each other.
They are the angles opposite each other when two lines intersect.
They are called perpendicular lines that intersect each other at right angles.
Perpendicular lines intersect each other at right angles.
Lines that that intersect each other at right angles on a plane are perpendicular lines.
Lines that that intersect each other at right angles on a plane are perpendicular lines.
Perpendicular lines intersect each other at right angles.
Perpendicular lines intersect each other at right angles
vertical angles
Vertical angles
opposite equal angles
Perpendicular lines intersect to form right angles.