A quadrilateral is a four-sided shape. It could be a square, rectangle, kite, rhombus, parallelogram or trapezium. For any quadrilateral, the angles of the four corners add up to \(360^\circ\).
These aren’t your ordinary quadrilateral-shaped kites ... After all, Long Beach has been dubbed the kite-flying capital of the U.S. Most days year-round, kite flyers can be spotted on the ...