How would you classify quadrilateral DCBA?[br]What properties helped you to classify it this way?[br][br]How would you classify quadrilateral EHGF? [br]What properties helped you to classify it this way?[br][br]Adjust the points on quadrilateral IJKL to make it another type of quadrilateral.[br]How would you classify your new quadrilateral? [br]What properties does it so you can classify it the way you did?[br][br]Move Point M to make a concave quadrilateral.[br][br]What kind of angle is angle QRS? [br]Drag and move Point Q and/or Point S to make the angle different. [br]What kind of angle is it now?