a)
A rectangle is a quadrilateral
A trapezoid is a quadrilateral
Both of them have 4 sides
b)
In the parallelogram, every two opposite sides are equal and parallel
In the trapezoid, only two opposite sides are parallel but not equal
c)
In the square, diagonals are perpendicular
In the rhombus, diagonals are perpendicular
Both of them have perpendicular diagonals
d)
In the rectangle, diagonals are equal
In the rhombus, diagonals are not equal
