Question

wath is quadrilateral​

Answer 1

Answer:

a four-sided figure .In geometry, a quadrilateral can be defined as a closed, two-dimensional shape which has four straight sides

Step-by-step explanation:

Area: ½ x diagonal x (sum of perpendicular heights)

Perimeter: sum of sides of the quadrilateral

Number of vertices: 4

Number of edges: 4

Internal angle: 90° (for square and rectangle)

Sum of interior angles: 360°

Answer 2

Step-by-step explanation:

In Euclidean plane geometry, a quadrilateral is a polygon with four edges and four vertices. Other names for quadrilateral include quadrangle, tetragon, and 4-gon.