a one sided shape is called a henagon and a 2 sided shape is called a digon
A 3 sided polygon with 2 equal sides is an isosceles triangle
An Isosceles triangle.
A 2 sided shape is called a digon
There is no such thing as a two-sided polygon.
There aren't two sided polygons
triangle isosceles triangle
A square
No because a 3 sided isosceles triangle has 2 equal sides and 2 equal angles
A five-sided 2-dimensional shape is a pentagon.
An isosceles triangle.
No because a kite has 2 pairs of equal sides but it is not a parallelogram