Answer:
The polygon she is trying to construct is square.
Step-by-step explanation:
<em>Construct: a square inscribed in a circle.</em>
STEPS:
1. Using your compass, draw a circle and label the center O.
2. Using your straightedge, draw a diameter of the circle, labeling the endpoints A and C.
3. Construct the perpendicular bisector of the diameter, AC
4. Label the points where the bisector intersects the circle as B and D.
5. Connect points A to B to C to D to form the square.