Question

a parallelogram having all its sides equal is called__​

Answer 1

Answer:

Rhombus or maybe square

Step-by-step explanation:

I hope this helped you a lot

Answer 2

Answer:

A quadrilateral with equal sides is called a rhombus, and a parallelogram whose angles are all right angles is called a rectangle. ... And, since a square is a degenerate case of a rectangle, both squares and rectangles are special types of parallelograms.