Search for: MathsQuadrilateralsTriangles Triangles What is the Sum of Angles of a Quadrilateral? Post navigation Previous: TrianglesNext: Triangles Related content Quadrilaterals 01 What are the Different Pairs of Sides and Angles in a Quadrilateral? Trapezium and Kites Parallelogram What are the Different Properties of Quadrilaterals we will look at? How do we Prove that the Opposite Sides of a Parallelogram are Equal? How do we Prove that the Opposite Angles of a Parallelogram are Equal? How do we Prove that the Diagonals of a Parallelogram Bisect each other? How do we Prove that the Diagonals of a Rectangle are Equal? How do we Prove that the Diagonals of a Rhombus Bisect each other are Right Angles?