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A quadrilateral is a polygon with four sides and angles.
A quadrilateral is any polygon with 4 sides - and hence with 4 angles. Those angles may, or may not, be congruent.A quadrilateral is any polygon with 4 sides - and hence with 4 angles. Those angles may, or may not, be congruent.A quadrilateral is any polygon with 4 sides - and hence with 4 angles. Those angles may, or may not, be congruent.A quadrilateral is any polygon with 4 sides - and hence with 4 angles. Those angles may, or may not, be congruent.
Triangle.
Basically a quadrilateral. Specialised forms of quadrilateral are parallelogram, rectangle and square.
theyre called quadrilateral