Draw an ellipse using string and pins
(For assistance see www.mathopenref.com/constellipse1.html)

1. Draw the largest ellipse that will fit in the box below.
Hint: The end points of the major and minor axis are at the midpoints of each side of the box. Find these points without measuring. See Constructing a perpendicular bisector of a line segment at www.mathopenref.com/constbisectline.html