If the quadrilateral is a rhombus or a square it will have 4 equal sides
Yes. We can go further and say that a square is a regular quadrilateral. A regular polygon has all sides of equal length.
An interior angle is the inside angle of a shape e.g quadrilateral, square
No mathematical difference.
There is no difference between square meters and meters square. for simplicity we use these in different form.
the difference between them is that the bottom face is different one of them is a rectangle and one of them is a square
There are 2
The answer to this is its a figure with four sis
Different quadrilaterals have different lines of symmetry, try searching a specific shape for example square