Quadrilaterals and their Properties
https://schooltutoring.com/help/wp-content/themes/movedo/images/empty/thumbnail.jpg
150
150
SchoolTutoring Academy
https://secure.gravatar.com/avatar/983a20e95a059722e4981790f518b20b?s=96&d=mm&r=g
Quad means four and lateral means sides. A quadrilateral is a 2-dimensional closed shape with four sides and four vertices (corners). The sum of the interior angles of a quadrilateral…
read more