There is no specific name for any shape that has only two equal sides. How many other sides does it have? Are these other sides straight of curved? You have chosen not to provide any of this information and so I regret that it is impossible to give a more useful answer.
Another Answer:-
It could be an isosceles triangle that you have in mind.
A rhombus is the only shape besides a square that can have equal sides.
When all sides are equal it has a to be SQUARE. Which is the only shape that is a regular quadrilateral.
No. An isosceles triangle has two equal sides but only one line of symmetry.
It is an isosceles triangle
A nine sided nonagon is only a regular shape if it has 9 equal sides
A rhombus is the only shape besides a square that can have equal sides.
When all sides are equal it has a to be SQUARE. Which is the only shape that is a regular quadrilateral.
That shape would be a trapezoid.
No. An isosceles triangle has two equal sides but only one line of symmetry.
It is an isosceles triangle
A nine sided nonagon is only a regular shape if it has 9 equal sides
An isosceles triangle.
trapazoid
Any shape with more than 3 sides can have two pairs of equal sides and no right angles. If it only has 4 sides in total and isn't a parallelogram, then it's a trapezoid.
A 6 sided hexagon is only a regular shape if it has 6 equal sides otherwise it is an irregular shape.
irregular trapezium
a dimond or rhombus