Identify all the quadrilaterals that have (a) four sides of equal length (b) four right angles

In geometry, a quadrilateral can be defined as a closed, two-dimensional shape that has four straight sides. Fig A shows Rhombus, B shows a rectangle, C shows a square (a) Quadrilaterals that have four sides of equal length are Rhombus and squares (b) Quadrilaterals that have four right angles are Rectangle and squares.