Sum of angles at point of intersection of diagonals in a quadrilateral

A diagonal is the line segment that joins a vertex of a polygon to any of its non-adjacent vertices. This two diagonals of a quadrilateral form angle, this activity explores property of these angles.

Objectives

To understand sum of angles at the point of intersection of diagonal of a quadrilateral is 360°.

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Categories: (Subject) (Topic) (Sub-concept/topic) (Class 6) (Resource format)

Example - (Mathematics) (Triangle) (Area) (Perimeter) (Class 6) (Class 8) (Geogebra) (Video)