Two pairs
A rectangle's perpendicular lines are ALWAYS adjacent to eachother
How many lines of symmetry does a rectangle have
rectangle
4
Adjacent sides of a rectangle are perpendicular.
There are four perpendicular lines in a rectangle
A rectangle has 2 lines of symmetry
adjacent sides of a rectangle are the sides that are next to each other. :D
it has 4 parallel lines
Rectangles have congruent adjacent angles.
A rectangle has two lines of symmetry
Adjacent lines are any two lines that meet at a common vertex.