what is quadrilateral
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Answered by
121
Step-by-step explanation:
Quadrilaterals. Quadrilateral just means "four sides" (quad means four, lateral means side).
Answered by
3
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. A quadrilateral with vertices
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°
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