a quadrilateral with its sides all congruent all angles required to be equal to 90 degrees is:

a. Trapezoid c. parallelogram
b. rhombus d. square

Respuesta :

Answer:

A square.

Step-by-step explanation:

1. A trapezoid's sides are not all equal to 90 degrees.

2. A parallelogram has sides that are congruent, but not all sides.

3. A rhombus has all congruent sides, but none of them are equal to 90 degrees.

4. A square has congruent sides that are all equal to 90 degrees.

I think the answer is square, Since all angles are required to be equal to 90 degrees.