Sum of the Interior Angles of a Quadrilateral
- Katherine Marie Lapasaran
What kind of polygon is being illustrated above?
What are the measures of the angles in each quadrilateral?
What is the sum of the interior angles of quadrilateral ABCD? quadrilateral EFGH?
What did you observe to the sum of the measures of each interior angles of the two quadrilaterals?
What can you conclude about the sum of the interior angles of a quadrilateral?