A quadrilateral is any linear shape which contains four straight lines connected at four angles. the total degrees found within the angles total 360 degrees.
A regular quadrilateral is a square : all four sides have equal lengths and all four angles are equal, thereby right angles of 90° each.
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a quadrilateral shape is any shape with 4 sides , that's why its called QUADrilateral.
No. A square fits the classification of a quadrilateral and a parallelogram, but that isn't necessarily the definition. A rhombus is a quadrilateral and a parallelogram, and so are other irregular quadrilaterals. The correct definition would be a parallelogram and a quadrilateral with four right angles and all equal sides.
Square
yes, quad in quadrilateral means 4Yes. The definition of the word "Quadrilateral" means "four sides".
A "quadralateral" may be defined as a typographic error for the word "quadrilateral".