2
None
There are absolutely 0 parallel lines in any given triangle.
A triangle has no sides parallel to each other.
Four FHNZ
A square has two pairs of opposite parallel lines whereas a triangle has none.
There can be only one pair of perpendicular lines in an isosceles triangle when it is a right angled isosceles triangle. A non right angled isosceles triangle has no pairs of perpendicular lines.
A triangle can never have any parallel sides.
One. There's actually two...
What polygon had 6 sides and 6 angles
A trapezoid has a pair of opposite parallel lines of different lengths A square has 2 pairs of opposite parallel lines of equal lengths A triangle has no parallel lines
An isosceles triangle has no parallel sides but it does have 2 sides of equal lengths
how many sets of parallel lines are in a triangle
a scalene triangle has no lines of symmetry
None because all triangles have 3 lines joined together to form 3 sides and 3 interior angles that add up to 180 degrees.
A rhombus has 2 pairs of parallel lines.
A parallelogram has two pairs of opposite congruent lines